[INFO] fetching crate mr_cat 0.1.0...
[INFO] checking mr_cat-0.1.0 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1
[INFO] extracting crate mr_cat 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate mr_cat 0.1.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate mr_cat 0.1.0
[INFO] tweaked toml for crates.io crate mr_cat 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mr_cat 0.1.0 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mr_cat 0.1.0 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded exitfailure v0.5.1
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 207da2432e9c0ff57ec2f3d20e1c2ff13b7de9460fb35e914df6c128ecb4fb7d
[INFO] running `Command { std: "docker" "start" "-a" "207da2432e9c0ff57ec2f3d20e1c2ff13b7de9460fb35e914df6c128ecb4fb7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "207da2432e9c0ff57ec2f3d20e1c2ff13b7de9460fb35e914df6c128ecb4fb7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "207da2432e9c0ff57ec2f3d20e1c2ff13b7de9460fb35e914df6c128ecb4fb7d", kill_on_drop: false }`
[INFO] [stdout] 207da2432e9c0ff57ec2f3d20e1c2ff13b7de9460fb35e914df6c128ecb4fb7d
[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=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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 988db448934f99486e2157e57c5a687577a3045d6421203f6671e62f160a401a
[INFO] running `Command { std: "docker" "start" "-a" "988db448934f99486e2157e57c5a687577a3045d6421203f6671e62f160a401a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]    Compiling object v0.36.7
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking predicates-core v1.0.9
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking gimli v0.31.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]     Checking adler2 v2.0.1
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking rustc-demangle v0.1.25
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking cfg-if v1.0.1
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]     Checking unicode-width v0.1.14
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking anstyle v1.0.11
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking difflib v0.4.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]    Compiling assert_cmd v2.0.17
[INFO] [stderr]     Checking termtree v0.5.1
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking predicates-tree v1.0.12
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking predicates v3.1.3
[INFO] [stderr]     Checking float-cmp v0.8.0
[INFO] [stderr]     Checking wait-timeout v0.2.1
[INFO] [stderr]     Checking is-terminal v0.4.16
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]     Checking normalize-line-endings v0.3.0
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking colored v1.9.4
[INFO] [stderr]     Checking addr2line v0.24.2
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]     Checking bstr v1.12.0
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking backtrace v0.3.75
[INFO] [stderr]     Checking predicates v1.0.8
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking exitfailure v0.5.1
[INFO] [stderr]     Checking mr_cat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `io::stdout`
[INFO] [stdout]  --> tests/integration_tests.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{io::stdout, process::Command};
[INFO] [stdout]   |           ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 31.01s
[INFO] running `Command { std: "docker" "inspect" "988db448934f99486e2157e57c5a687577a3045d6421203f6671e62f160a401a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "988db448934f99486e2157e57c5a687577a3045d6421203f6671e62f160a401a", kill_on_drop: false }`
[INFO] [stdout] 988db448934f99486e2157e57c5a687577a3045d6421203f6671e62f160a401a