[INFO] fetching crate prefix-manager 0.0.2...
[INFO] testing prefix-manager-0.0.2 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8
[INFO] extracting crate prefix-manager 0.0.2 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate prefix-manager 0.0.2
[INFO] finished tweaking crates.io crate prefix-manager 0.0.2
[INFO] tweaked toml for crates.io crate prefix-manager 0.0.2 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate prefix-manager 0.0.2 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 13a1019823bab87050db5da969f4c8bf2bfdc52b02fc82f423b3fe07a5ccbc2a
[INFO] running `Command { std: "docker" "start" "-a" "13a1019823bab87050db5da969f4c8bf2bfdc52b02fc82f423b3fe07a5ccbc2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "13a1019823bab87050db5da969f4c8bf2bfdc52b02fc82f423b3fe07a5ccbc2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13a1019823bab87050db5da969f4c8bf2bfdc52b02fc82f423b3fe07a5ccbc2a", kill_on_drop: false }`
[INFO] [stdout] 13a1019823bab87050db5da969f4c8bf2bfdc52b02fc82f423b3fe07a5ccbc2a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 39906a749822e5ddcb75f89c3053daf9aec830147e7055ad5a6d91a8d74fd554
[INFO] running `Command { std: "docker" "start" "-a" "39906a749822e5ddcb75f89c3053daf9aec830147e7055ad5a6d91a8d74fd554", kill_on_drop: false }`
[INFO] [stderr]    Compiling prefix-manager v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] running `Command { std: "docker" "inspect" "39906a749822e5ddcb75f89c3053daf9aec830147e7055ad5a6d91a8d74fd554", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39906a749822e5ddcb75f89c3053daf9aec830147e7055ad5a6d91a8d74fd554", kill_on_drop: false }`
[INFO] [stdout] 39906a749822e5ddcb75f89c3053daf9aec830147e7055ad5a6d91a8d74fd554
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3844a36989f57ab173f6ecbc64d4c0fe57a86280fe37b096b493f7401493b2ad
[INFO] running `Command { std: "docker" "start" "-a" "3844a36989f57ab173f6ecbc64d4c0fe57a86280fe37b096b493f7401493b2ad", kill_on_drop: false }`
[INFO] [stderr]    Compiling prefix-manager v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "3844a36989f57ab173f6ecbc64d4c0fe57a86280fe37b096b493f7401493b2ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3844a36989f57ab173f6ecbc64d4c0fe57a86280fe37b096b493f7401493b2ad", kill_on_drop: false }`
[INFO] [stdout] 3844a36989f57ab173f6ecbc64d4c0fe57a86280fe37b096b493f7401493b2ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3c041476f46396c955110301fcaa3d7634e22c674ffbaadb49295808c96cd7cc
[INFO] running `Command { std: "docker" "start" "-a" "3c041476f46396c955110301fcaa3d7634e22c674ffbaadb49295808c96cd7cc", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/prefix_manager-e77aa5e05bf277e7)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_prefix ... ok
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests prefix_manager
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3c041476f46396c955110301fcaa3d7634e22c674ffbaadb49295808c96cd7cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c041476f46396c955110301fcaa3d7634e22c674ffbaadb49295808c96cd7cc", kill_on_drop: false }`
[INFO] [stdout] 3c041476f46396c955110301fcaa3d7634e22c674ffbaadb49295808c96cd7cc