[INFO] fetching crate fl0rian_s_lesson_grrs 0.1.0...
[INFO] checking fl0rian_s_lesson_grrs-0.1.0 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] extracting crate fl0rian_s_lesson_grrs 0.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate fl0rian_s_lesson_grrs 0.1.0
[INFO] finished tweaking crates.io crate fl0rian_s_lesson_grrs 0.1.0
[INFO] tweaked toml for crates.io crate fl0rian_s_lesson_grrs 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate fl0rian_s_lesson_grrs 0.1.0 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate fl0rian_s_lesson_grrs 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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded predicates v2.1.0
[INFO] [stderr]   Downloaded assert_cmd v2.0.2
[INFO] [stderr]   Downloaded anyhow v1.0.48
[INFO] [stderr]   Downloaded structopt v0.3.25
[INFO] [stderr]   Downloaded itertools v0.10.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 23a3d3086f34fc125a5edcd0bebc2c3f36441002b5827d421c3f04090cbdadb5
[INFO] running `Command { std: "docker" "start" "-a" "23a3d3086f34fc125a5edcd0bebc2c3f36441002b5827d421c3f04090cbdadb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "23a3d3086f34fc125a5edcd0bebc2c3f36441002b5827d421c3f04090cbdadb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23a3d3086f34fc125a5edcd0bebc2c3f36441002b5827d421c3f04090cbdadb5", kill_on_drop: false }`
[INFO] [stdout] 23a3d3086f34fc125a5edcd0bebc2c3f36441002b5827d421c3f04090cbdadb5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c00fec40677c7124d7844f806aa6200251086b20dbdd6c8fd08dc67620d0dad4
[INFO] running `Command { std: "docker" "start" "-a" "c00fec40677c7124d7844f806aa6200251086b20dbdd6c8fd08dc67620d0dad4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling anyhow v1.0.48
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking float-cmp v0.9.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking predicates v2.1.0
[INFO] [stderr]     Checking assert_cmd v2.0.2
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]     Checking structopt v0.3.25
[INFO] [stderr]     Checking fl0rian_s_lesson_grrs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.46s
[INFO] running `Command { std: "docker" "inspect" "c00fec40677c7124d7844f806aa6200251086b20dbdd6c8fd08dc67620d0dad4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c00fec40677c7124d7844f806aa6200251086b20dbdd6c8fd08dc67620d0dad4", kill_on_drop: false }`
[INFO] [stdout] c00fec40677c7124d7844f806aa6200251086b20dbdd6c8fd08dc67620d0dad4