[INFO] fetching crate ipdb 0.1.4...
[INFO] testing ipdb-0.1.4 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate ipdb 0.1.4 into /workspace/builds/worker-21/source
[INFO] validating manifest of crates.io crate ipdb 0.1.4 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ipdb 0.1.4
[INFO] finished tweaking crates.io crate ipdb 0.1.4
[INFO] tweaked toml for crates.io crate ipdb 0.1.4 written to /workspace/builds/worker-21/source/Cargo.toml
[INFO] crate crates.io crate ipdb 0.1.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5c21f0068e899e41207eac417be141e264066cf2b3c58bb3397856d50fbf8a41
[INFO] running `Command { std: "docker" "start" "-a" "5c21f0068e899e41207eac417be141e264066cf2b3c58bb3397856d50fbf8a41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c21f0068e899e41207eac417be141e264066cf2b3c58bb3397856d50fbf8a41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c21f0068e899e41207eac417be141e264066cf2b3c58bb3397856d50fbf8a41", kill_on_drop: false }`
[INFO] [stdout] 5c21f0068e899e41207eac417be141e264066cf2b3c58bb3397856d50fbf8a41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a8a7144ee8385848a188a7cbe798aed7c8504b0059e6db036ddf843b9bc061d
[INFO] running `Command { std: "docker" "start" "-a" "8a8a7144ee8385848a188a7cbe798aed7c8504b0059e6db036ddf843b9bc061d", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling ipdb v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.70s
[INFO] running `Command { std: "docker" "inspect" "8a8a7144ee8385848a188a7cbe798aed7c8504b0059e6db036ddf843b9bc061d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a8a7144ee8385848a188a7cbe798aed7c8504b0059e6db036ddf843b9bc061d", kill_on_drop: false }`
[INFO] [stdout] 8a8a7144ee8385848a188a7cbe798aed7c8504b0059e6db036ddf843b9bc061d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f95b9002d21859881f58a28c3de61774d7776db8fc229ab69dc39d653fd1ddd
[INFO] running `Command { std: "docker" "start" "-a" "4f95b9002d21859881f58a28c3de61774d7776db8fc229ab69dc39d653fd1ddd", kill_on_drop: false }`
[INFO] [stderr]    Compiling ipdb_rs v0.1.0
[INFO] [stderr]    Compiling ipdb v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.02s
[INFO] running `Command { std: "docker" "inspect" "4f95b9002d21859881f58a28c3de61774d7776db8fc229ab69dc39d653fd1ddd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f95b9002d21859881f58a28c3de61774d7776db8fc229ab69dc39d653fd1ddd", kill_on_drop: false }`
[INFO] [stdout] 4f95b9002d21859881f58a28c3de61774d7776db8fc229ab69dc39d653fd1ddd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6e2336f6b46a202e7447c32548e90054fa8c2a406c51e5bd4153b53980c8b2a7
[INFO] running `Command { std: "docker" "start" "-a" "6e2336f6b46a202e7447c32548e90054fa8c2a406c51e5bd4153b53980c8b2a7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ipdb-7ab79d77ab070576)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ipdb
[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] [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" "6e2336f6b46a202e7447c32548e90054fa8c2a406c51e5bd4153b53980c8b2a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e2336f6b46a202e7447c32548e90054fa8c2a406c51e5bd4153b53980c8b2a7", kill_on_drop: false }`
[INFO] [stdout] 6e2336f6b46a202e7447c32548e90054fa8c2a406c51e5bd4153b53980c8b2a7