[INFO] crate skribe 0.1.0 is already in cache
[INFO] checking skribe-0.1.0 against master#c724b67e1b474262917a5154d74e7072267593fe for pr-74315
[INFO] extracting crate skribe 0.1.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate skribe 0.1.0 on toolchain c724b67e1b474262917a5154d74e7072267593fe
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate skribe 0.1.0
[INFO] finished tweaking crates.io crate skribe 0.1.0
[INFO] tweaked toml for crates.io crate skribe 0.1.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 61c097b8a68a005d9de7142c9c7bfd9ad4adfb8dad370a38fa6da3dda69e7430
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "61c097b8a68a005d9de7142c9c7bfd9ad4adfb8dad370a38fa6da3dda69e7430", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "61c097b8a68a005d9de7142c9c7bfd9ad4adfb8dad370a38fa6da3dda69e7430", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61c097b8a68a005d9de7142c9c7bfd9ad4adfb8dad370a38fa6da3dda69e7430", kill_on_drop: false }`
[INFO] [stdout] 61c097b8a68a005d9de7142c9c7bfd9ad4adfb8dad370a38fa6da3dda69e7430
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ddbb2cb3ed1b2bc9d0560a2ced90172437ce59332fa28380ff7c091f6c1e62b6
[INFO] running `Command { std: "docker" "start" "-a" "ddbb2cb3ed1b2bc9d0560a2ced90172437ce59332fa28380ff7c091f6c1e62b6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling syn v1.0.35
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]     Checking gimli v0.22.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking object v0.20.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]     Checking miniz_oxide v0.4.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking addr2line v0.13.0
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking chrono v0.4.13
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking skribe v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Path`
[INFO] [stdout]  --> src/cfg.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::path::{Path, PathBuf};
[INFO] [stdout]   |                 ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Path`
[INFO] [stdout]  --> src/cfg.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::path::{Path, PathBuf};
[INFO] [stdout]   |                 ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `open`
[INFO] [stdout]   --> src/cfg.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn open(file_path: PathBuf) -> Result<Self, Error> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse`
[INFO] [stdout]   --> src/cfg.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn parse(content: &str) -> Result<Data, Error> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `uniform_paths` has been stable since 1.32.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(uniform_paths)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `open`
[INFO] [stdout]   --> src/cfg.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn open(file_path: PathBuf) -> Result<Self, Error> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse`
[INFO] [stdout]   --> src/cfg.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn parse(content: &str) -> Result<Data, Error> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `uniform_paths` has been stable since 1.32.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(uniform_paths)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tags`
[INFO] [stdout]   --> src/bin/skribe.rs:34:27
[INFO] [stdout]    |
[INFO] [stdout] 34 | fn add_item(text: String, tags: Vec<String>) -> Id {
[INFO] [stdout]    |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_tags`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `add_item`
[INFO] [stdout]   --> src/bin/skribe.rs:34:4
[INFO] [stdout]    |
[INFO] [stdout] 34 | fn add_item(text: String, tags: Vec<String>) -> Id {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tags`
[INFO] [stdout]   --> src/bin/skribe.rs:34:27
[INFO] [stdout]    |
[INFO] [stdout] 34 | fn add_item(text: String, tags: Vec<String>) -> Id {
[INFO] [stdout]    |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_tags`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `add_item`
[INFO] [stdout]   --> src/bin/skribe.rs:34:4
[INFO] [stdout]    |
[INFO] [stdout] 34 | fn add_item(text: String, tags: Vec<String>) -> Id {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 51.31s
[INFO] running `Command { std: "docker" "inspect" "ddbb2cb3ed1b2bc9d0560a2ced90172437ce59332fa28380ff7c091f6c1e62b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddbb2cb3ed1b2bc9d0560a2ced90172437ce59332fa28380ff7c091f6c1e62b6", kill_on_drop: false }`
[INFO] [stdout] ddbb2cb3ed1b2bc9d0560a2ced90172437ce59332fa28380ff7c091f6c1e62b6