[INFO] fetching crate mclr 3.1.4...
[INFO] testing mclr-3.1.4 against 1.91.0 for beta-1.92-2
[INFO] extracting crate mclr 3.1.4 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate mclr 3.1.4
[INFO] finished tweaking crates.io crate mclr 3.1.4
[INFO] tweaked toml for crates.io crate mclr 3.1.4 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mclr 3.1.4 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mclr 3.1.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "2d29f0edfb44fb54d0d3fbfe6ce64e5a8e2e73ee6c43fe214f442ba7cf5dc017", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2d29f0edfb44fb54d0d3fbfe6ce64e5a8e2e73ee6c43fe214f442ba7cf5dc017", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]  --> src/mc/utils/assets_utils.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::sync::Arc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `fs` and `path::Path`
[INFO] [stdout]  --> src/lib.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 |     use std::{fs, path::Path};
[INFO] [stdout]   |               ^^  ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]  --> src/lib.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | mod tests {
[INFO] [stdout]   | ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `CommandAssetsConfig`, `CommandRamConfig`, `CommandResourcesConfig`, `CommandUserConfig`, `HandleEvent`, `RunType`, `get_compatible_java`, `manifest::manifest`, and `self`
[INFO] [stdout]   --> src/lib.rs:10:13
[INFO] [stdout]    |
[INFO] [stdout] 10 |             self, get_compatible_java,
[INFO] [stdout]    |             ^^^^  ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 11 |             utils::command_builder::{
[INFO] [stdout] 12 |                 CommandAssetsConfig, CommandRamConfig, CommandResourcesConfig, CommandUserConfig,
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 13 |                 RunType,
[INFO] [stdout]    |                 ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 16 |         utils::{HandleEvent, manifest::manifest},
[INFO] [stdout]    |                 ^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]   --> src/lib.rs:5:1
[INFO] [stdout]    |
[INFO] [stdout]  5 | mod tests {
[INFO] [stdout]    | ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/mc/utils/assets_utils.rs:53:9
[INFO] [stdout]    |
[INFO] [stdout] 53 |     let mut downloader = Downloader::new();
[INFO] [stdout]    |         ----^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `path` is never read
[INFO] [stdout]   --> src/deserialize/json_version.rs:84:16
[INFO] [stdout]    |
[INFO] [stdout] 83 | pub struct LibraryDownloadsArtifacts {
[INFO] [stdout]    |            ------------------------- field in this struct
[INFO] [stdout] 84 |     pub(crate) path: String,
[INFO] [stdout]    |                ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `LibraryDownloadsArtifacts` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `version` is never read
[INFO] [stdout]   --> src/deserialize/json_version.rs:94:5
[INFO] [stdout]    |
[INFO] [stdout] 91 | pub struct LibraryRuleOs {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 94 |     version: String,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `LibraryRuleOs` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `md5`, `sha1`, `sha256`, `sha521`, `size`, and `extract` are never read
[INFO] [stdout]    --> src/deserialize/json_version.rs:126:5
[INFO] [stdout]     |
[INFO] [stdout] 118 | pub struct Library {
[INFO] [stdout]     |            ------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 126 |     md5: String,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 127 |     #[serde(default)]
[INFO] [stdout] 128 |     sha1: String,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 129 |     #[serde(default)]
[INFO] [stdout] 130 |     sha256: String,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 131 |     #[serde(default)]
[INFO] [stdout] 132 |     sha521: String,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 133 |     #[serde(default)]
[INFO] [stdout] 134 |     size: usize,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 135 |     pub(crate) extract: Option<LibraryExtract>,
[INFO] [stdout]     |                ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Library` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `exclude` is never read
[INFO] [stdout]    --> src/deserialize/json_version.rs:139:5
[INFO] [stdout]     |
[INFO] [stdout] 138 | pub struct LibraryExtract {
[INFO] [stdout]     |            -------------- field in this struct
[INFO] [stdout] 139 |     exclude: Vec<String>,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `LibraryExtract` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 51.75s
[INFO] running `Command { std: "docker" "inspect" "02a10bd61c3ef91489de40804cc56d3a2576d32bace324eff5bfb86ce058c43c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02a10bd61c3ef91489de40804cc56d3a2576d32bace324eff5bfb86ce058c43c", kill_on_drop: false }`
[INFO] [stdout] 02a10bd61c3ef91489de40804cc56d3a2576d32bace324eff5bfb86ce058c43c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9f3f8dc4a76d61a95b368cc3f6f184a650e7286fb785ec5ed7425823cc7ded63
[INFO] running `Command { std: "docker" "start" "-a" "9f3f8dc4a76d61a95b368cc3f6f184a650e7286fb785ec5ed7425823cc7ded63", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]  --> src/mc/utils/assets_utils.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::sync::Arc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `fs` and `path::Path`
[INFO] [stdout]  --> src/lib.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 |     use std::{fs, path::Path};
[INFO] [stdout]   |               ^^  ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]  --> src/lib.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | mod tests {
[INFO] [stdout]   | ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `CommandAssetsConfig`, `CommandRamConfig`, `CommandResourcesConfig`, `CommandUserConfig`, `HandleEvent`, `RunType`, `get_compatible_java`, `manifest::manifest`, and `self`
[INFO] [stdout]   --> src/lib.rs:10:13
[INFO] [stdout]    |
[INFO] [stdout] 10 |             self, get_compatible_java,
[INFO] [stdout]    |             ^^^^  ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 11 |             utils::command_builder::{
[INFO] [stdout] 12 |                 CommandAssetsConfig, CommandRamConfig, CommandResourcesConfig, CommandUserConfig,
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 13 |                 RunType,
[INFO] [stdout]    |                 ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 16 |         utils::{HandleEvent, manifest::manifest},
[INFO] [stdout]    |                 ^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]   --> src/lib.rs:5:1
[INFO] [stdout]    |
[INFO] [stdout]  5 | mod tests {
[INFO] [stdout]    | ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/mc/utils/assets_utils.rs:53:9
[INFO] [stdout]    |
[INFO] [stdout] 53 |     let mut downloader = Downloader::new();
[INFO] [stdout]    |         ----^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `path` is never read
[INFO] [stdout]   --> src/deserialize/json_version.rs:84:16
[INFO] [stdout]    |
[INFO] [stdout] 83 | pub struct LibraryDownloadsArtifacts {
[INFO] [stdout]    |            ------------------------- field in this struct
[INFO] [stdout] 84 |     pub(crate) path: String,
[INFO] [stdout]    |                ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `LibraryDownloadsArtifacts` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `version` is never read
[INFO] [stdout]   --> src/deserialize/json_version.rs:94:5
[INFO] [stdout]    |
[INFO] [stdout] 91 | pub struct LibraryRuleOs {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 94 |     version: String,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `LibraryRuleOs` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `md5`, `sha1`, `sha256`, `sha521`, `size`, and `extract` are never read
[INFO] [stdout]    --> src/deserialize/json_version.rs:126:5
[INFO] [stdout]     |
[INFO] [stdout] 118 | pub struct Library {
[INFO] [stdout]     |            ------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 126 |     md5: String,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 127 |     #[serde(default)]
[INFO] [stdout] 128 |     sha1: String,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 129 |     #[serde(default)]
[INFO] [stdout] 130 |     sha256: String,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 131 |     #[serde(default)]
[INFO] [stdout] 132 |     sha521: String,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 133 |     #[serde(default)]
[INFO] [stdout] 134 |     size: usize,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 135 |     pub(crate) extract: Option<LibraryExtract>,
[INFO] [stdout]     |                ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Library` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `exclude` is never read
[INFO] [stdout]    --> src/deserialize/json_version.rs:139:5
[INFO] [stdout]     |
[INFO] [stdout] 138 | pub struct LibraryExtract {
[INFO] [stdout]     |            -------------- field in this struct
[INFO] [stdout] 139 |     exclude: Vec<String>,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `LibraryExtract` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling mclr v3.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]  --> src/mc/utils/assets_utils.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::sync::Arc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/mc/utils/assets_utils.rs:53:9
[INFO] [stdout]    |
[INFO] [stdout] 53 |     let mut downloader = Downloader::new();
[INFO] [stdout]    |         ----^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `path` is never read
[INFO] [stdout]   --> src/deserialize/json_version.rs:84:16
[INFO] [stdout]    |
[INFO] [stdout] 83 | pub struct LibraryDownloadsArtifacts {
[INFO] [stdout]    |            ------------------------- field in this struct
[INFO] [stdout] 84 |     pub(crate) path: String,
[INFO] [stdout]    |                ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `LibraryDownloadsArtifacts` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `version` is never read
[INFO] [stdout]   --> src/deserialize/json_version.rs:94:5
[INFO] [stdout]    |
[INFO] [stdout] 91 | pub struct LibraryRuleOs {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 94 |     version: String,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `LibraryRuleOs` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `md5`, `sha1`, `sha256`, `sha521`, `size`, and `extract` are never read
[INFO] [stdout]    --> src/deserialize/json_version.rs:126:5
[INFO] [stdout]     |
[INFO] [stdout] 118 | pub struct Library {
[INFO] [stdout]     |            ------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 126 |     md5: String,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 127 |     #[serde(default)]
[INFO] [stdout] 128 |     sha1: String,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 129 |     #[serde(default)]
[INFO] [stdout] 130 |     sha256: String,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 131 |     #[serde(default)]
[INFO] [stdout] 132 |     sha521: String,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 133 |     #[serde(default)]
[INFO] [stdout] 134 |     size: usize,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 135 |     pub(crate) extract: Option<LibraryExtract>,
[INFO] [stdout]     |                ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Library` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `exclude` is never read
[INFO] [stdout]    --> src/deserialize/json_version.rs:139:5
[INFO] [stdout]     |
[INFO] [stdout] 138 | pub struct LibraryExtract {
[INFO] [stdout]     |            -------------- field in this struct
[INFO] [stdout] 139 |     exclude: Vec<String>,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `LibraryExtract` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.82s
[INFO] running `Command { std: "docker" "inspect" "9f3f8dc4a76d61a95b368cc3f6f184a650e7286fb785ec5ed7425823cc7ded63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f3f8dc4a76d61a95b368cc3f6f184a650e7286fb785ec5ed7425823cc7ded63", kill_on_drop: false }`
[INFO] [stdout] 9f3f8dc4a76d61a95b368cc3f6f184a650e7286fb785ec5ed7425823cc7ded63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2392097a366a5b7f06beb68f79b7914e467ac24b09f1cff52956aff453883c44
[INFO] running `Command { std: "docker" "start" "-a" "2392097a366a5b7f06beb68f79b7914e467ac24b09f1cff52956aff453883c44", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::sync::Arc`
[INFO] [stderr]  --> src/mc/utils/assets_utils.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::sync::Arc;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `fs` and `path::Path`
[INFO] [stderr]  --> src/lib.rs:6:15
[INFO] [stderr]   |
[INFO] [stderr] 6 |     use std::{fs, path::Path};
[INFO] [stderr]   |               ^^  ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stderr]  --> src/lib.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | mod tests {
[INFO] [stderr]   | ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `CommandAssetsConfig`, `CommandRamConfig`, `CommandResourcesConfig`, `CommandUserConfig`, `HandleEvent`, `RunType`, `get_compatible_java`, `manifest::manifest`, and `self`
[INFO] [stderr]   --> src/lib.rs:10:13
[INFO] [stderr]    |
[INFO] [stderr] 10 |             self, get_compatible_java,
[INFO] [stderr]    |             ^^^^  ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 11 |             utils::command_builder::{
[INFO] [stderr] 12 |                 CommandAssetsConfig, CommandRamConfig, CommandResourcesConfig, CommandUserConfig,
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 13 |                 RunType,
[INFO] [stderr]    |                 ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 16 |         utils::{HandleEvent, manifest::manifest},
[INFO] [stderr]    |                 ^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stderr]   --> src/lib.rs:5:1
[INFO] [stderr]    |
[INFO] [stderr]  5 | mod tests {
[INFO] [stderr]    | ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/mc/utils/assets_utils.rs:53:9
[INFO] [stderr]    |
[INFO] [stderr] 53 |     let mut downloader = Downloader::new();
[INFO] [stderr]    |         ----^^^^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `path` is never read
[INFO] [stderr]   --> src/deserialize/json_version.rs:84:16
[INFO] [stderr]    |
[INFO] [stderr] 83 | pub struct LibraryDownloadsArtifacts {
[INFO] [stderr]    |            ------------------------- field in this struct
[INFO] [stderr] 84 |     pub(crate) path: String,
[INFO] [stderr]    |                ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `LibraryDownloadsArtifacts` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `version` is never read
[INFO] [stderr]   --> src/deserialize/json_version.rs:94:5
[INFO] [stderr]    |
[INFO] [stderr] 91 | pub struct LibraryRuleOs {
[INFO] [stderr]    |            ------------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 94 |     version: String,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `LibraryRuleOs` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: fields `md5`, `sha1`, `sha256`, `sha521`, `size`, and `extract` are never read
[INFO] [stderr]    --> src/deserialize/json_version.rs:126:5
[INFO] [stderr]     |
[INFO] [stderr] 118 | pub struct Library {
[INFO] [stderr]     |            ------- fields in this struct
[INFO] [stderr] ...
[INFO] [stderr] 126 |     md5: String,
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 127 |     #[serde(default)]
[INFO] [stderr] 128 |     sha1: String,
[INFO] [stderr]     |     ^^^^
[INFO] [stderr] 129 |     #[serde(default)]
[INFO] [stderr] 130 |     sha256: String,
[INFO] [stderr]     |     ^^^^^^
[INFO] [stderr] 131 |     #[serde(default)]
[INFO] [stderr] 132 |     sha521: String,
[INFO] [stderr]     |     ^^^^^^
[INFO] [stderr] 133 |     #[serde(default)]
[INFO] [stderr] 134 |     size: usize,
[INFO] [stderr]     |     ^^^^
[INFO] [stderr] 135 |     pub(crate) extract: Option<LibraryExtract>,
[INFO] [stderr]     |                ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Library` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: field `exclude` is never read
[INFO] [stderr]    --> src/deserialize/json_version.rs:139:5
[INFO] [stderr]     |
[INFO] [stderr] 138 | pub struct LibraryExtract {
[INFO] [stderr]     |            -------------- field in this struct
[INFO] [stderr] 139 |     exclude: Vec<String>,
[INFO] [stderr]     |     ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `LibraryExtract` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: `mclr` (lib) generated 8 warnings (run `cargo fix --lib -p mclr` to apply 4 suggestions)
[INFO] [stderr] warning: `mclr` (lib test) generated 6 warnings (6 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mclr-8304230dd5492fc2)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::main ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::main stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::main' (25) panicked at src/lib.rs:24:40:
[INFO] [stdout] Cannot create versions: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5bdc8cfd2f52 - std::backtrace_rs::backtrace::libunwind::trace::h62f3c6bea0fedab3
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5bdc8cfd2f52 - std::backtrace_rs::backtrace::trace_unsynchronized::hc41aaca6c0af0bde
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5bdc8cfd2f52 - std::sys::backtrace::_print_fmt::h33ac2b97007106cc
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5bdc8cfd2f52 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h4e0a3aeea0f9c085
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5bdc8cfe5f9f - core::fmt::rt::Argument::fmt::h1edd6a3e00b22f10
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x5bdc8cfe5f9f - core::fmt::write::hecf68a131630c74d
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x5bdc8cf9c8c1 - std::io::default_write_fmt::ha6b238eff7f0ef8a
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5bdc8cf9c8c1 - std::io::Write::write_fmt::h9846fe3d2a36c1ea
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x5bdc8cfaa072 - std::sys::backtrace::BacktraceLock::print::h75160192768e5621
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x5bdc8cfafd2f - std::panicking::default_hook::{{closure}}::h14d82797cfb1ddcb
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x5bdc8cfafbc1 - std::panicking::default_hook::h63f9bf8161c5d325
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x5bdc8cc0b61e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hb8126f8384f98101
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   12:     0x5bdc8cc0b61e - test::test_main_with_exit_callback::{{closure}}::hae96ae0cd2f2ce70
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5bdc8cfb03ef - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::ha703f6686c81d0c6
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   14:     0x5bdc8cfb03ef - std::panicking::panic_with_hook::h3173740e06bd0752
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x5bdc8cfb024a - std::panicking::panic_handler::{{closure}}::hbac492c61eb56a87
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:707:13
[INFO] [stdout]   16:     0x5bdc8cfaa1b9 - std::sys::backtrace::__rust_end_short_backtrace::haa3eac3df9535320
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x5bdc8cf8f8bd - __rustc[de0091b922c53d7e]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x5bdc8cfef900 - core::panicking::panic_fmt::h5138da2ef87be35b
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x5bdc8cfeebd6 - core::result::unwrap_failed::h5d9b16b0b732a2ac
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/result.rs:1855:5
[INFO] [stdout]   20:     0x5bdc8cece97c - core::result::Result<T,E>::expect::h5265d9fb22a59124
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/result.rs:1178:23
[INFO] [stdout]   21:     0x5bdc8c93c28a - mclr::tests::main::hb09c44a4ce77187d
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:24:40
[INFO] [stdout]   22:     0x5bdc8c93d967 - mclr::tests::main::{{closure}}::ha0543c295aaa847c
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:20:14
[INFO] [stdout]   23:     0x5bdc8c94c656 - core::ops::function::FnOnce::call_once::h30f4d3132b16c637
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5bdc8cc0b3fb - core::ops::function::FnOnce::call_once::h8f50ae93d93b62b4
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5bdc8cc0b3fb - test::__rust_begin_short_backtrace::h447963718d05a644
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x5bdc8cc21035 - test::run_test_in_process::{{closure}}::hf890ba4755ca86c0
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x5bdc8cc21035 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h31e4b2860e583faa
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x5bdc8cc21035 - std::panicking::catch_unwind::do_call::hec7cdbbe797e2cab
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:590:40
[INFO] [stdout]   29:     0x5bdc8cc21035 - std::panicking::catch_unwind::h24d3b93458b5ba67
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:553:19
[INFO] [stdout]   30:     0x5bdc8cc21035 - std::panic::catch_unwind::h46eeec7cf9c9336c
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5bdc8cc21035 - test::run_test_in_process::h290de6e559006104
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x5bdc8cc21035 - test::run_test::{{closure}}::h26eeb2c5f7e9a995
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x5bdc8cbf7834 - test::run_test::{{closure}}::h85af00882daabeaa
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x5bdc8cbf7834 - std::sys::backtrace::__rust_begin_short_backtrace::h9d9305dda51fa5f2
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   35:     0x5bdc8cbfb1da - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hc6aada8b43f0527b
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   36:     0x5bdc8cbfb1da - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::ha89fe5505c1206f5
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x5bdc8cbfb1da - std::panicking::catch_unwind::do_call::he3e0bef721d99583
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:590:40
[INFO] [stdout]   38:     0x5bdc8cbfb1da - std::panicking::catch_unwind::ha8241964d3d773cd
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:553:19
[INFO] [stdout]   39:     0x5bdc8cbfb1da - std::panic::catch_unwind::ha8554bc7696cae72
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x5bdc8cbfb1da - std::thread::Builder::spawn_unchecked_::{{closure}}::he06f1f62b4c90f8d
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   41:     0x5bdc8cbfb1da - core::ops::function::FnOnce::call_once{{vtable.shim}}::ha7fd20ecae19b9b9
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x5bdc8cfa52bf - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h43642ed9c40e0ab2
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   43:     0x5bdc8cfa52bf - std::sys::thread::unix::Thread::new::thread_start::h38da0f633f090ce2
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/thread/unix.rs:126:17
[INFO] [stdout]   44:     0x790e0a343aa4 - <unknown>
[INFO] [stdout]   45:     0x790e0a3d0a64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::main
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "2392097a366a5b7f06beb68f79b7914e467ac24b09f1cff52956aff453883c44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2392097a366a5b7f06beb68f79b7914e467ac24b09f1cff52956aff453883c44", kill_on_drop: false }`
[INFO] [stdout] 2392097a366a5b7f06beb68f79b7914e467ac24b09f1cff52956aff453883c44
