[INFO] fetching crate rustpython-ast 0.4.0...
[INFO] checking rustpython-ast-0.4.0 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate rustpython-ast 0.4.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate rustpython-ast 0.4.0
[INFO] finished tweaking crates.io crate rustpython-ast 0.4.0
[INFO] tweaked toml for crates.io crate rustpython-ast 0.4.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rustpython-ast 0.4.0 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 45 packages to latest compatible versions
[INFO] [stderr]       Adding malachite-bigint v0.2.3 (available: v0.6.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 38839fe0644e417d3feb840e1ede0594cd7d7dcbc813f1db916cba454e947ff1
[INFO] running `Command { std: "docker" "start" "-a" "38839fe0644e417d3feb840e1ede0594cd7d7dcbc813f1db916cba454e947ff1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "38839fe0644e417d3feb840e1ede0594cd7d7dcbc813f1db916cba454e947ff1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38839fe0644e417d3feb840e1ede0594cd7d7dcbc813f1db916cba454e947ff1", kill_on_drop: false }`
[INFO] [stdout] 38839fe0644e417d3feb840e1ede0594cd7d7dcbc813f1db916cba454e947ff1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4692e2fa7e97ae82ff5f6557818fb2454170af02c884e270c86b03c3a50ed6a8
[INFO] running `Command { std: "docker" "start" "-a" "4692e2fa7e97ae82ff5f6557818fb2454170af02c884e270c86b03c3a50ed6a8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]     Checking ryu v1.0.20
[INFO] [stderr]    Compiling malachite-nz v0.4.22
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]     Checking itertools v0.11.0
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking rustpython-parser-vendored v0.4.0
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking malachite-base v0.4.22
[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 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 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.66s
[INFO] running `Command { std: "docker" "inspect" "4692e2fa7e97ae82ff5f6557818fb2454170af02c884e270c86b03c3a50ed6a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4692e2fa7e97ae82ff5f6557818fb2454170af02c884e270c86b03c3a50ed6a8", kill_on_drop: false }`
[INFO] [stdout] 4692e2fa7e97ae82ff5f6557818fb2454170af02c884e270c86b03c3a50ed6a8