[INFO] fetching crate rustpython-compiler 0.4.0...
[INFO] checking rustpython-compiler-0.4.0 against master#642c19bfc3a5c1de985bf5d0cc8207ac9d22708a for pr-148577
[INFO] extracting crate rustpython-compiler 0.4.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate rustpython-compiler 0.4.0
[INFO] finished tweaking crates.io crate rustpython-compiler 0.4.0
[INFO] tweaked toml for crates.io crate rustpython-compiler 0.4.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rustpython-compiler 0.4.0 on toolchain 642c19bfc3a5c1de985bf5d0cc8207ac9d22708a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 83 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustpython-parser-core v0.4.0
[INFO] [stderr]   Downloaded rustpython-ast v0.4.0
[INFO] [stderr]   Downloaded rustpython-literal v0.4.0
[INFO] [stderr]   Downloaded unic-emoji-char v0.9.0
[INFO] [stderr]   Downloaded unicode_names2_generator v1.3.0
[INFO] [stderr]   Downloaded malachite v0.4.22
[INFO] [stderr]   Downloaded unic-ucd-category v0.9.0
[INFO] [stderr]   Downloaded rustpython-compiler-core v0.4.0
[INFO] [stderr]   Downloaded malachite-bigint v0.2.3
[INFO] [stderr]   Downloaded rustpython-codegen v0.4.0
[INFO] [stderr]   Downloaded rustpython-parser v0.4.0
[INFO] [stderr]   Downloaded rustpython-parser-vendored v0.4.0
[INFO] [stderr]   Downloaded unicode_names2 v1.3.0
[INFO] [stderr]   Downloaded malachite-q v0.4.22
[INFO] [stderr]   Downloaded malachite-base v0.4.22
[INFO] [stderr]   Downloaded malachite-nz v0.4.22
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c27a021f4c1a32a46f9c35e1ba18ce000ec152cfa750ceefe8b6566486149180
[INFO] running `Command { std: "docker" "start" "-a" "c27a021f4c1a32a46f9c35e1ba18ce000ec152cfa750ceefe8b6566486149180", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c27a021f4c1a32a46f9c35e1ba18ce000ec152cfa750ceefe8b6566486149180", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c27a021f4c1a32a46f9c35e1ba18ce000ec152cfa750ceefe8b6566486149180", kill_on_drop: false }`
[INFO] [stdout] c27a021f4c1a32a46f9c35e1ba18ce000ec152cfa750ceefe8b6566486149180
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 03d323c95905212f39e901c4eb3545a945271fce465b9af7717c0887764ea3d7
[INFO] running `Command { std: "docker" "start" "-a" "03d323c95905212f39e901c4eb3545a945271fce465b9af7717c0887764ea3d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]     Checking ahash v0.8.12
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling malachite-nz v0.4.22
[INFO] [stderr]     Checking unic-char-range v0.9.0
[INFO] [stderr]     Checking unic-common v0.9.0
[INFO] [stderr]     Checking lexical-util v0.8.5
[INFO] [stderr]     Checking unic-ucd-version v0.9.0
[INFO] [stderr]     Checking unic-char-property v0.9.0
[INFO] [stderr]    Compiling unicode-width v0.2.2
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking rustpython-parser-vendored v0.4.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling crunchy v0.2.4
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]     Checking unic-ucd-category v0.9.0
[INFO] [stderr]     Checking phf_shared v0.11.3
[INFO] [stderr]    Compiling getopts v0.2.24
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]     Checking twox-hash v2.1.2
[INFO] [stderr]     Checking lexical-parse-integer v0.8.6
[INFO] [stderr]     Checking phf v0.11.3
[INFO] [stderr]     Checking unic-emoji-char v0.9.0
[INFO] [stderr]     Checking lz4_flex v0.11.5
[INFO] [stderr]     Checking unic-ucd-ident v0.9.0
[INFO] [stderr]     Checking lalrpop-util v0.20.2
[INFO] [stderr]     Checking lexical-parse-float v0.8.5
[INFO] [stderr]    Compiling phf_generator v0.11.3
[INFO] [stderr]    Compiling phf_codegen v0.11.3
[INFO] [stderr]    Compiling unicode_names2_generator v1.3.0
[INFO] [stderr]    Compiling rustpython-parser v0.4.0
[INFO] [stderr]     Checking malachite-base v0.4.22
[INFO] [stderr]    Compiling unicode_names2 v1.3.0
[INFO] [stderr]    Compiling derive_more-impl v1.0.0
[INFO] [stderr]    Compiling is-macro v0.3.7
[INFO] [stderr]     Checking rustpython-parser-core v0.4.0
[INFO] [stderr]     Checking rustpython-literal v0.4.0
[INFO] [stderr]     Checking derive_more v1.0.0
[INFO] [stderr]     Checking malachite-q v0.4.22
[INFO] [stderr]     Checking malachite v0.4.22
[INFO] [stderr]     Checking malachite-bigint v0.2.3
[INFO] [stderr]     Checking rustpython-ast v0.4.0
[INFO] [stderr]     Checking rustpython-compiler-core v0.4.0
[INFO] [stderr]     Checking rustpython-codegen v0.4.0
[INFO] [stderr]     Checking rustpython-compiler v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 39.55s
[INFO] running `Command { std: "docker" "inspect" "03d323c95905212f39e901c4eb3545a945271fce465b9af7717c0887764ea3d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03d323c95905212f39e901c4eb3545a945271fce465b9af7717c0887764ea3d7", kill_on_drop: false }`
[INFO] [stdout] 03d323c95905212f39e901c4eb3545a945271fce465b9af7717c0887764ea3d7