[INFO] fetching crate erg_compiler 0.6.42...
[INFO] checking erg_compiler-0.6.42 against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] extracting crate erg_compiler 0.6.42 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate erg_compiler 0.6.42 on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate erg_compiler 0.6.42
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate erg_compiler 0.6.42
[INFO] tweaked toml for crates.io crate erg_compiler 0.6.42 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate erg_compiler 0.6.42 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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pyo3-macros v0.21.2
[INFO] [stderr]   Downloaded erg_proc_macros v0.6.42
[INFO] [stderr]   Downloaded backtrace-on-stack-overflow v0.3.0
[INFO] [stderr]   Downloaded pyo3-build-config v0.21.2
[INFO] [stderr]   Downloaded pyo3-ffi v0.21.2
[INFO] [stderr]   Downloaded pyo3-macros-backend v0.21.2
[INFO] [stderr]   Downloaded erg_parser v0.6.42
[INFO] [stderr]   Downloaded pyo3 v0.21.2
[INFO] [stderr]   Downloaded erg_common v0.6.42
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2be92fc31db47bb824917d211bfb8ea68c243fb3e596d48bffc4f4a4e93449b1
[INFO] running `Command { std: "docker" "start" "-a" "2be92fc31db47bb824917d211bfb8ea68c243fb3e596d48bffc4f4a4e93449b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2be92fc31db47bb824917d211bfb8ea68c243fb3e596d48bffc4f4a4e93449b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2be92fc31db47bb824917d211bfb8ea68c243fb3e596d48bffc4f4a4e93449b1", kill_on_drop: false }`
[INFO] [stdout] 2be92fc31db47bb824917d211bfb8ea68c243fb3e596d48bffc4f4a4e93449b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5dfe612a82e84f7b2c97214379f32feb924cf3764b6e61007a2ac97ccefbe6e0
[INFO] running `Command { std: "docker" "start" "-a" "5dfe612a82e84f7b2c97214379f32feb924cf3764b6e61007a2ac97ccefbe6e0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling erg_common v0.6.42
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]     Checking unicode-xid v0.2.4
[INFO] [stderr]    Compiling thread_local v1.1.8
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling erg_proc_macros v0.6.42
[INFO] [stderr]     Checking erg_parser v0.6.42
[INFO] [stderr]    Compiling erg_compiler v0.6.42 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.35s
[INFO] running `Command { std: "docker" "inspect" "5dfe612a82e84f7b2c97214379f32feb924cf3764b6e61007a2ac97ccefbe6e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5dfe612a82e84f7b2c97214379f32feb924cf3764b6e61007a2ac97ccefbe6e0", kill_on_drop: false }`
[INFO] [stdout] 5dfe612a82e84f7b2c97214379f32feb924cf3764b6e61007a2ac97ccefbe6e0
[INFO] checking erg_compiler-0.6.42 against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] extracting crate erg_compiler 0.6.42 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate erg_compiler 0.6.42 on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate erg_compiler 0.6.42
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate erg_compiler 0.6.42
[INFO] tweaked toml for crates.io crate erg_compiler 0.6.42 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate crates.io crate erg_compiler 0.6.42 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" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 48ea6221f4689a313e1bcf67486ddec7f6c832ece42d69b51c149b03345bcd4a
[INFO] running `Command { std: "docker" "start" "-a" "48ea6221f4689a313e1bcf67486ddec7f6c832ece42d69b51c149b03345bcd4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "48ea6221f4689a313e1bcf67486ddec7f6c832ece42d69b51c149b03345bcd4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48ea6221f4689a313e1bcf67486ddec7f6c832ece42d69b51c149b03345bcd4a", kill_on_drop: false }`
[INFO] [stdout] 48ea6221f4689a313e1bcf67486ddec7f6c832ece42d69b51c149b03345bcd4a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a8b6b47366581bdb6a24ead5dca6f77fab9d3ee94a9fa651f693a6f8cabaad5
[INFO] running `Command { std: "docker" "start" "-a" "3a8b6b47366581bdb6a24ead5dca6f77fab9d3ee94a9fa651f693a6f8cabaad5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling erg_common v0.6.42
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]     Checking unicode-xid v0.2.4
[INFO] [stderr]    Compiling thread_local v1.1.8
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling erg_proc_macros v0.6.42
[INFO] [stderr]     Checking erg_parser v0.6.42
[INFO] [stderr]    Compiling erg_compiler v0.6.42 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.33s
[INFO] running `Command { std: "docker" "inspect" "3a8b6b47366581bdb6a24ead5dca6f77fab9d3ee94a9fa651f693a6f8cabaad5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a8b6b47366581bdb6a24ead5dca6f77fab9d3ee94a9fa651f693a6f8cabaad5", kill_on_drop: false }`
[INFO] [stdout] 3a8b6b47366581bdb6a24ead5dca6f77fab9d3ee94a9fa651f693a6f8cabaad5