[INFO] cloning repository https://github.com/ltpp-universe/file-operation
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ltpp-universe/file-operation" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fltpp-universe%2Ffile-operation", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fltpp-universe%2Ffile-operation'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d69d864aa287be9868259258d4ab4f5436ed0241
[INFO] building ltpp-universe/file-operation against try#dd06aa59b9c8562b8b5652c638defc5836c326d0 for pr-137044-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fltpp-universe%2Ffile-operation" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ltpp-universe/file-operation on toolchain dd06aa59b9c8562b8b5652c638defc5836c326d0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dd06aa59b9c8562b8b5652c638defc5836c326d0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ltpp-universe/file-operation
[INFO] finished tweaking git repo https://github.com/ltpp-universe/file-operation
[INFO] tweaked toml for git repo https://github.com/ltpp-universe/file-operation written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/ltpp-universe/file-operation 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" "+dd06aa59b9c8562b8b5652c638defc5836c326d0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: profile.dev.backtrace
[INFO] [stderr] warning: unused manifest key: profile.release.backtrace
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+dd06aa59b9c8562b8b5652c638defc5836c326d0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 810b34c65c54b8905147a11b0c16fadaeaae3a4db42b15cb2831f1eb5e49b37a
[INFO] running `Command { std: "docker" "start" "-a" "810b34c65c54b8905147a11b0c16fadaeaae3a4db42b15cb2831f1eb5e49b37a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "810b34c65c54b8905147a11b0c16fadaeaae3a4db42b15cb2831f1eb5e49b37a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "810b34c65c54b8905147a11b0c16fadaeaae3a4db42b15cb2831f1eb5e49b37a", kill_on_drop: false }`
[INFO] [stdout] 810b34c65c54b8905147a11b0c16fadaeaae3a4db42b15cb2831f1eb5e49b37a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+dd06aa59b9c8562b8b5652c638defc5836c326d0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7645949bf86fee14bbadf624d1b1cac742ece66b7b2fec13f4b979b75ade2a93
[INFO] running `Command { std: "docker" "start" "-a" "7645949bf86fee14bbadf624d1b1cac742ece66b7b2fec13f4b979b75ade2a93", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: profile.dev.backtrace
[INFO] [stderr] warning: unused manifest key: profile.release.backtrace
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.16
[INFO] [stderr]    Compiling bytes v1.9.0
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling mio v1.0.3
[INFO] [stderr]    Compiling socket2 v0.5.8
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling tokio v1.43.0
[INFO] [stderr]    Compiling file-operation v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [optimized] target(s) in 25.67s
[INFO] running `Command { std: "docker" "inspect" "7645949bf86fee14bbadf624d1b1cac742ece66b7b2fec13f4b979b75ade2a93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7645949bf86fee14bbadf624d1b1cac742ece66b7b2fec13f4b979b75ade2a93", kill_on_drop: false }`
[INFO] [stdout] 7645949bf86fee14bbadf624d1b1cac742ece66b7b2fec13f4b979b75ade2a93
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+dd06aa59b9c8562b8b5652c638defc5836c326d0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d91d82db7017d0585fcddeb64ddbcb1544e0d55ec4e5f32d7413b8f0f7978438
[INFO] running `Command { std: "docker" "start" "-a" "d91d82db7017d0585fcddeb64ddbcb1544e0d55ec4e5f32d7413b8f0f7978438", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: profile.dev.backtrace
[INFO] [stderr] warning: unused manifest key: profile.release.backtrace
[INFO] [stderr]    Compiling file-operation v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [optimized] target(s) in 18.70s
[INFO] running `Command { std: "docker" "inspect" "d91d82db7017d0585fcddeb64ddbcb1544e0d55ec4e5f32d7413b8f0f7978438", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d91d82db7017d0585fcddeb64ddbcb1544e0d55ec4e5f32d7413b8f0f7978438", kill_on_drop: false }`
[INFO] [stdout] d91d82db7017d0585fcddeb64ddbcb1544e0d55ec4e5f32d7413b8f0f7978438