[INFO] fetching crate rustpython-ast 0.4.0...
[INFO] building rustpython-ast-0.4.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate rustpython-ast 0.4.0 into /workspace/builds/worker-4-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-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rustpython-ast 0.4.0 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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: v0.7.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8ab8e24943e8bb086c06ddfca375ce7418d15b092da8e21da202cf6667a5aab9
[INFO] running `Command { std: "docker" "start" "-a" "8ab8e24943e8bb086c06ddfca375ce7418d15b092da8e21da202cf6667a5aab9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8ab8e24943e8bb086c06ddfca375ce7418d15b092da8e21da202cf6667a5aab9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ab8e24943e8bb086c06ddfca375ce7418d15b092da8e21da202cf6667a5aab9", kill_on_drop: false }`
[INFO] [stdout] 8ab8e24943e8bb086c06ddfca375ce7418d15b092da8e21da202cf6667a5aab9
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf44d9631b13dfa127683331f4da51a5b8a7ef53ea44d5c3c657571ac5c696d5
[INFO] running `Command { std: "docker" "start" "-a" "cf44d9631b13dfa127683331f4da51a5b8a7ef53ea44d5c3c657571ac5c696d5", kill_on_drop: false }`
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling malachite-nz v0.4.22
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling rustpython-parser-vendored v0.4.0
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling itertools v0.11.0
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling malachite-base v0.4.22
[INFO] [stderr]    Compiling derive_more-impl v1.0.0
[INFO] [stderr]    Compiling is-macro v0.3.7
[INFO] [stderr]    Compiling rustpython-parser-core v0.4.0
[INFO] [stderr]    Compiling derive_more v1.0.0
[INFO] [stderr]    Compiling malachite-q v0.4.22
[INFO] [stderr]    Compiling malachite v0.4.22
[INFO] [stderr]    Compiling malachite-bigint v0.2.3
[INFO] [stderr]    Compiling rustpython-ast v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.23s
[INFO] running `Command { std: "docker" "inspect" "cf44d9631b13dfa127683331f4da51a5b8a7ef53ea44d5c3c657571ac5c696d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf44d9631b13dfa127683331f4da51a5b8a7ef53ea44d5c3c657571ac5c696d5", kill_on_drop: false }`
[INFO] [stdout] cf44d9631b13dfa127683331f4da51a5b8a7ef53ea44d5c3c657571ac5c696d5
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3cb9d29abc5e1216f815526ed1ea0c3e8ecbc85c53b26b974c8fd199f3106fb8
[INFO] running `Command { std: "docker" "start" "-a" "3cb9d29abc5e1216f815526ed1ea0c3e8ecbc85c53b26b974c8fd199f3106fb8", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustpython-ast v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.27s
[INFO] running `Command { std: "docker" "inspect" "3cb9d29abc5e1216f815526ed1ea0c3e8ecbc85c53b26b974c8fd199f3106fb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cb9d29abc5e1216f815526ed1ea0c3e8ecbc85c53b26b974c8fd199f3106fb8", kill_on_drop: false }`
[INFO] [stdout] 3cb9d29abc5e1216f815526ed1ea0c3e8ecbc85c53b26b974c8fd199f3106fb8