[INFO] fetching crate propulsor 0.1.0...
[INFO] testing propulsor-0.1.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate propulsor 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate propulsor 0.1.0
[INFO] finished tweaking crates.io crate propulsor 0.1.0
[INFO] tweaked toml for crates.io crate propulsor 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate propulsor 0.1.0 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate propulsor 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_json v1.0.139
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0ca323c693d0872165d94f62a6c5dd5c1fe809b7e5542628451b4dd3b2d4f5f4
[INFO] running `Command { std: "docker" "start" "-a" "0ca323c693d0872165d94f62a6c5dd5c1fe809b7e5542628451b4dd3b2d4f5f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ca323c693d0872165d94f62a6c5dd5c1fe809b7e5542628451b4dd3b2d4f5f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ca323c693d0872165d94f62a6c5dd5c1fe809b7e5542628451b4dd3b2d4f5f4", kill_on_drop: false }`
[INFO] [stdout] 0ca323c693d0872165d94f62a6c5dd5c1fe809b7e5542628451b4dd3b2d4f5f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f0def67342daff258b0ca760cc8421e1a72100808294d7d8ff865388e92921f3
[INFO] running `Command { std: "docker" "start" "-a" "f0def67342daff258b0ca760cc8421e1a72100808294d7d8ff865388e92921f3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling serde_json v1.0.139
[INFO] [stderr]    Compiling syn v2.0.111
[INFO] [stderr]    Compiling serde_derive v1.0.217
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling propulsor v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.52s
[INFO] running `Command { std: "docker" "inspect" "f0def67342daff258b0ca760cc8421e1a72100808294d7d8ff865388e92921f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0def67342daff258b0ca760cc8421e1a72100808294d7d8ff865388e92921f3", kill_on_drop: false }`
[INFO] [stdout] f0def67342daff258b0ca760cc8421e1a72100808294d7d8ff865388e92921f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7b04f80d7983bfa6533cd6a6dab66e7fda7ea9071dbfda3b840d14b97ca3f8b0
[INFO] running `Command { std: "docker" "start" "-a" "7b04f80d7983bfa6533cd6a6dab66e7fda7ea9071dbfda3b840d14b97ca3f8b0", kill_on_drop: false }`
[INFO] [stderr]    Compiling propulsor v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "7b04f80d7983bfa6533cd6a6dab66e7fda7ea9071dbfda3b840d14b97ca3f8b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b04f80d7983bfa6533cd6a6dab66e7fda7ea9071dbfda3b840d14b97ca3f8b0", kill_on_drop: false }`
[INFO] [stdout] 7b04f80d7983bfa6533cd6a6dab66e7fda7ea9071dbfda3b840d14b97ca3f8b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 078baaa886530ebf0c015849ceb8d7dd6956e15b26aef00adaab5429febeec67
[INFO] running `Command { std: "docker" "start" "-a" "078baaa886530ebf0c015849ceb8d7dd6956e15b26aef00adaab5429febeec67", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/propulsor-f0d8f20a331f93df)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test property::file::tests::write_foo ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- property::file::tests::write_foo stdout ----
[INFO] [stdout] file foo has content
[INFO] [stdout] Error: IoError("Read-only file system (os error 30)")
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     property::file::tests::write_foo
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "078baaa886530ebf0c015849ceb8d7dd6956e15b26aef00adaab5429febeec67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "078baaa886530ebf0c015849ceb8d7dd6956e15b26aef00adaab5429febeec67", kill_on_drop: false }`
[INFO] [stdout] 078baaa886530ebf0c015849ceb8d7dd6956e15b26aef00adaab5429febeec67