[INFO] fetching crate devalang 0.0.1-beta.3...
[INFO] checking devalang-0.0.1-beta.3 against master#a2db9280539229a3b8a084a09886670a57bc7e9c for pr-147185
[INFO] extracting crate devalang 0.0.1-beta.3 into /workspace/builds/worker-0-tc1/source
[INFO] removed /workspace/builds/worker-0-tc1/source/.cargo/config.toml
[INFO] started tweaking crates.io crate devalang 0.0.1-beta.3
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate devalang 0.0.1-beta.3
[INFO] tweaked toml for crates.io crate devalang 0.0.1-beta.3 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate devalang 0.0.1-beta.3 on toolchain a2db9280539229a3b8a084a09886670a57bc7e9c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a2db9280539229a3b8a084a09886670a57bc7e9c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate devalang 0.0.1-beta.3 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" "+a2db9280539229a3b8a084a09886670a57bc7e9c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+a2db9280539229a3b8a084a09886670a57bc7e9c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e01d348ee96f0b784cfd6e5395dacfe901439245791b460ed3b26547568d1500
[INFO] running `Command { std: "docker" "start" "-a" "e01d348ee96f0b784cfd6e5395dacfe901439245791b460ed3b26547568d1500", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e01d348ee96f0b784cfd6e5395dacfe901439245791b460ed3b26547568d1500", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e01d348ee96f0b784cfd6e5395dacfe901439245791b460ed3b26547568d1500", kill_on_drop: false }`
[INFO] [stdout] e01d348ee96f0b784cfd6e5395dacfe901439245791b460ed3b26547568d1500
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+a2db9280539229a3b8a084a09886670a57bc7e9c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7bd34a67eae069ff9a470428d8d9b86834f86de5ba43ee2f8515f7d4070d3dc7
[INFO] running `Command { std: "docker" "start" "-a" "7bd34a67eae069ff9a470428d8d9b86834f86de5ba43ee2f8515f7d4070d3dc7", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
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[INFO] [stdout] warning: variable `opts_map` is assigned to, but never used
[INFO] [stdout]   --> rust/core/audio/interpreter/statements/spawn.rs:76:21
[INFO] [stdout]    |
[INFO] [stdout] 76 |             let mut opts_map: Option<std::collections::HashMap<String, Value>> = None;
[INFO] [stdout]    |                     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_opts_map` instead
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `opts_map` is never read
[INFO] [stdout]   --> rust/core/audio/interpreter/statements/spawn.rs:84:21
[INFO] [stdout]    |
[INFO] [stdout] 84 |                     opts_map = Some(m.clone());
[INFO] [stdout]    |                     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `opts_map` is assigned to, but never used
[INFO] [stdout]   --> rust/core/audio/interpreter/statements/spawn.rs:76:21
[INFO] [stdout]    |
[INFO] [stdout] 76 |             let mut opts_map: Option<std::collections::HashMap<String, Value>> = None;
[INFO] [stdout]    |                     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_opts_map` instead
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `opts_map` is never read
[INFO] [stdout]   --> rust/core/audio/interpreter/statements/spawn.rs:84:21
[INFO] [stdout]    |
[INFO] [stdout] 84 |                     opts_map = Some(m.clone());
[INFO] [stdout]    |                     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `saw_colon` is assigned to, but never used
[INFO] [stdout]   --> rust/core/parser/driver/parse_map.rs:49:17
[INFO] [stdout]    |
[INFO] [stdout] 49 |         let mut saw_colon = false;
[INFO] [stdout]    |                 ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_saw_colon` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `saw_colon` is never read
[INFO] [stdout]   --> rust/core/parser/driver/parse_map.rs:51:13
[INFO] [stdout]    |
[INFO] [stdout] 51 |             saw_colon = true;
[INFO] [stdout]    |             ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]    --> rust/core/plugin/runner/non_wasm.rs:276:21
[INFO] [stdout]     |
[INFO] [stdout] 276 |             for (k, v) in smap.iter() {
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `candidates`
[INFO] [stdout]    --> rust/core/plugin/runner/non_wasm.rs:277:21
[INFO] [stdout]     |
[INFO] [stdout] 277 |                 let candidates = [
[INFO] [stdout]     |                     ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_candidates`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `saw_colon` is assigned to, but never used
[INFO] [stdout]   --> rust/core/parser/driver/parse_map.rs:49:17
[INFO] [stdout]    |
[INFO] [stdout] 49 |         let mut saw_colon = false;
[INFO] [stdout]    |                 ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_saw_colon` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `saw_colon` is never read
[INFO] [stdout]   --> rust/core/parser/driver/parse_map.rs:51:13
[INFO] [stdout]    |
[INFO] [stdout] 51 |             saw_colon = true;
[INFO] [stdout]    |             ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]    --> rust/core/plugin/runner/non_wasm.rs:276:21
[INFO] [stdout]     |
[INFO] [stdout] 276 |             for (k, v) in smap.iter() {
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `candidates`
[INFO] [stdout]    --> rust/core/plugin/runner/non_wasm.rs:277:21
[INFO] [stdout]     |
[INFO] [stdout] 277 |                 let candidates = [
[INFO] [stdout]     |                     ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_candidates`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `spinner`
[INFO] [stdout]   --> rust/cli/addon/download.rs:67:13
[INFO] [stdout]    |
[INFO] [stdout] 67 |         let spinner =
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_spinner`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `download_spinner`
[INFO] [stdout]    --> rust/cli/addon/download.rs:130:9
[INFO] [stdout]     |
[INFO] [stdout] 130 |     let download_spinner = start_spinner("Downloading archive...");
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_download_spinner`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `extract_spinner`
[INFO] [stdout]    --> rust/cli/addon/download.rs:140:9
[INFO] [stdout]     |
[INFO] [stdout] 140 |     let extract_spinner = start_spinner("Extracting archive");
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_extract_spinner`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `spinner`
[INFO] [stdout]   --> rust/cli/addon/download.rs:67:13
[INFO] [stdout]    |
[INFO] [stdout] 67 |         let spinner =
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_spinner`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `download_spinner`
[INFO] [stdout]    --> rust/cli/addon/download.rs:130:9
[INFO] [stdout]     |
[INFO] [stdout] 130 |     let download_spinner = start_spinner("Downloading archive...");
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_download_spinner`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `extract_spinner`
[INFO] [stdout]    --> rust/cli/addon/download.rs:140:9
[INFO] [stdout]     |
[INFO] [stdout] 140 |     let extract_spinner = start_spinner("Extracting archive");
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_extract_spinner`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name_in_path`
[INFO] [stdout]    --> rust/cli/addon/update.rs:121:45
[INFO] [stdout]     |
[INFO] [stdout] 121 | ...                   let name_in_path = bank
[INFO] [stdout]     |                           ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_name_in_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name_in_path`
[INFO] [stdout]    --> rust/cli/addon/update.rs:216:45
[INFO] [stdout]     |
[INFO] [stdout] 216 | ...                   let name_in_path = p
[INFO] [stdout]     |                           ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_name_in_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name_in_path`
[INFO] [stdout]    --> rust/cli/addon/update.rs:263:41
[INFO] [stdout]     |
[INFO] [stdout] 263 | ...                   let name_in_path = p
[INFO] [stdout]     |                           ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_name_in_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name_in_path`
[INFO] [stdout]    --> rust/cli/addon/update.rs:121:45
[INFO] [stdout]     |
[INFO] [stdout] 121 | ...                   let name_in_path = bank
[INFO] [stdout]     |                           ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_name_in_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name_in_path`
[INFO] [stdout]    --> rust/cli/addon/update.rs:216:45
[INFO] [stdout]     |
[INFO] [stdout] 216 | ...                   let name_in_path = p
[INFO] [stdout]     |                           ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_name_in_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name_in_path`
[INFO] [stdout]    --> rust/cli/addon/update.rs:263:41
[INFO] [stdout]     |
[INFO] [stdout] 263 | ...                   let name_in_path = p
[INFO] [stdout]     |                           ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_name_in_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `opts_map` is assigned to, but never used
[INFO] [stdout]   --> rust/core/audio/interpreter/statements/spawn.rs:76:21
[INFO] [stdout]    |
[INFO] [stdout] 76 |             let mut opts_map: Option<std::collections::HashMap<String, Value>> = None;
[INFO] [stdout]    |                     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_opts_map` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `opts_map` is never read
[INFO] [stdout]   --> rust/core/audio/interpreter/statements/spawn.rs:84:21
[INFO] [stdout]    |
[INFO] [stdout] 84 |                     opts_map = Some(m.clone());
[INFO] [stdout]    |                     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `opts_map` is assigned to, but never used
[INFO] [stdout]   --> rust/core/audio/interpreter/statements/spawn.rs:76:21
[INFO] [stdout]    |
[INFO] [stdout] 76 |             let mut opts_map: Option<std::collections::HashMap<String, Value>> = None;
[INFO] [stdout]    |                     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_opts_map` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `opts_map` is never read
[INFO] [stdout]   --> rust/core/audio/interpreter/statements/spawn.rs:84:21
[INFO] [stdout]    |
[INFO] [stdout] 84 |                     opts_map = Some(m.clone());
[INFO] [stdout]    |                     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `saw_colon` is assigned to, but never used
[INFO] [stdout]   --> rust/core/parser/driver/parse_map.rs:49:17
[INFO] [stdout]    |
[INFO] [stdout] 49 |         let mut saw_colon = false;
[INFO] [stdout]    |                 ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_saw_colon` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `saw_colon` is never read
[INFO] [stdout]   --> rust/core/parser/driver/parse_map.rs:51:13
[INFO] [stdout]    |
[INFO] [stdout] 51 |             saw_colon = true;
[INFO] [stdout]    |             ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `saw_colon` is assigned to, but never used
[INFO] [stdout]   --> rust/core/parser/driver/parse_map.rs:49:17
[INFO] [stdout]    |
[INFO] [stdout] 49 |         let mut saw_colon = false;
[INFO] [stdout]    |                 ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_saw_colon` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `saw_colon` is never read
[INFO] [stdout]   --> rust/core/parser/driver/parse_map.rs:51:13
[INFO] [stdout]    |
[INFO] [stdout] 51 |             saw_colon = true;
[INFO] [stdout]    |             ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]    --> rust/core/plugin/runner/non_wasm.rs:276:21
[INFO] [stdout]     |
[INFO] [stdout] 276 |             for (k, v) in smap.iter() {
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `candidates`
[INFO] [stdout]    --> rust/core/plugin/runner/non_wasm.rs:277:21
[INFO] [stdout]     |
[INFO] [stdout] 277 |                 let candidates = [
[INFO] [stdout]     |                     ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_candidates`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]    --> rust/core/plugin/runner/non_wasm.rs:276:21
[INFO] [stdout]     |
[INFO] [stdout] 276 |             for (k, v) in smap.iter() {
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `candidates`
[INFO] [stdout]    --> rust/core/plugin/runner/non_wasm.rs:277:21
[INFO] [stdout]     |
[INFO] [stdout] 277 |                 let candidates = [
[INFO] [stdout]     |                     ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_candidates`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 42s
[INFO] running `Command { std: "docker" "inspect" "7bd34a67eae069ff9a470428d8d9b86834f86de5ba43ee2f8515f7d4070d3dc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bd34a67eae069ff9a470428d8d9b86834f86de5ba43ee2f8515f7d4070d3dc7", kill_on_drop: false }`
[INFO] [stdout] 7bd34a67eae069ff9a470428d8d9b86834f86de5ba43ee2f8515f7d4070d3dc7