[INFO] cloning repository https://github.com/tolgaparlan/rust-arithmetic
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tolgaparlan/rust-arithmetic" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftolgaparlan%2Frust-arithmetic", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftolgaparlan%2Frust-arithmetic'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bebd138e9b4bbff015b558769581a7dc0c9936af
[INFO] checking tolgaparlan/rust-arithmetic against master#53ac4f8e2fc15e49ef3a04f98622a9b9db755fd4 for pr-110322
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftolgaparlan%2Frust-arithmetic" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tolgaparlan/rust-arithmetic on toolchain 53ac4f8e2fc15e49ef3a04f98622a9b9db755fd4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+53ac4f8e2fc15e49ef3a04f98622a9b9db755fd4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tolgaparlan/rust-arithmetic
[INFO] finished tweaking git repo https://github.com/tolgaparlan/rust-arithmetic
[INFO] tweaked toml for git repo https://github.com/tolgaparlan/rust-arithmetic written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/tolgaparlan/rust-arithmetic 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" "+53ac4f8e2fc15e49ef3a04f98622a9b9db755fd4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:97d61d7686bf65f8ecb15491ab51835e82dc9176a96a831f143a431b191fc501" "/opt/rustwide/cargo-home/bin/cargo" "+53ac4f8e2fc15e49ef3a04f98622a9b9db755fd4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4f5fa3b78d2d9ac8c64cf2238a39f2ce17911d482ce740feaa26e43ec48cc439
[INFO] running `Command { std: "docker" "start" "-a" "4f5fa3b78d2d9ac8c64cf2238a39f2ce17911d482ce740feaa26e43ec48cc439", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f5fa3b78d2d9ac8c64cf2238a39f2ce17911d482ce740feaa26e43ec48cc439", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f5fa3b78d2d9ac8c64cf2238a39f2ce17911d482ce740feaa26e43ec48cc439", kill_on_drop: false }`
[INFO] [stdout] 4f5fa3b78d2d9ac8c64cf2238a39f2ce17911d482ce740feaa26e43ec48cc439
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:97d61d7686bf65f8ecb15491ab51835e82dc9176a96a831f143a431b191fc501" "/opt/rustwide/cargo-home/bin/cargo" "+53ac4f8e2fc15e49ef3a04f98622a9b9db755fd4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dcef7bc3a72c8adea0217504c8b7dd0a156389ca51817dfa792a6fc045c879a6
[INFO] running `Command { std: "docker" "start" "-a" "dcef7bc3a72c8adea0217504c8b7dd0a156389ca51817dfa792a6fc045c879a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling syn v1.0.103
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling thiserror v1.0.37
[INFO] [stderr]    Compiling phf_shared v0.11.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling phf_generator v0.11.1
[INFO] [stderr]     Checking num-integer v0.1.45
[INFO] [stderr]    Compiling thiserror-impl v1.0.37
[INFO] [stderr]    Compiling phf_macros v0.11.1
[INFO] [stderr]     Checking phf v0.11.1
[INFO] [stderr]     Checking simple-calculator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.60s
[INFO] running `Command { std: "docker" "inspect" "dcef7bc3a72c8adea0217504c8b7dd0a156389ca51817dfa792a6fc045c879a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcef7bc3a72c8adea0217504c8b7dd0a156389ca51817dfa792a6fc045c879a6", kill_on_drop: false }`
[INFO] [stdout] dcef7bc3a72c8adea0217504c8b7dd0a156389ca51817dfa792a6fc045c879a6