[INFO] fetching crate murk 0.1.9...
[INFO] testing murk-0.1.9 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate murk 0.1.9 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate murk 0.1.9
[INFO] finished tweaking crates.io crate murk 0.1.9
[INFO] tweaked toml for crates.io crate murk 0.1.9 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate murk 0.1.9 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate murk 0.1.9 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 062e469cff9e314c0bae975cf2c7103c36121f05e2a04e5ad76f274b264c1225
[INFO] running `Command { std: "docker" "start" "-a" "062e469cff9e314c0bae975cf2c7103c36121f05e2a04e5ad76f274b264c1225", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "062e469cff9e314c0bae975cf2c7103c36121f05e2a04e5ad76f274b264c1225", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "062e469cff9e314c0bae975cf2c7103c36121f05e2a04e5ad76f274b264c1225", kill_on_drop: false }`
[INFO] [stdout] 062e469cff9e314c0bae975cf2c7103c36121f05e2a04e5ad76f274b264c1225
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c13a5cf46fc52a98ef47e51c3dabc299a81a6d846368dc6b24f0eff9c4486e4
[INFO] running `Command { std: "docker" "start" "-a" "9c13a5cf46fc52a98ef47e51c3dabc299a81a6d846368dc6b24f0eff9c4486e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling murk-core v0.1.9
[INFO] [stderr]    Compiling libc v0.2.181
[INFO] [stderr]    Compiling crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling murk-space v0.1.9
[INFO] [stderr]    Compiling murk-arena v0.1.9
[INFO] [stderr]    Compiling murk-replay v0.1.9
[INFO] [stderr]    Compiling murk-propagator v0.1.9
[INFO] [stderr]    Compiling murk-obs v0.1.9
[INFO] [stderr]    Compiling murk-engine v0.1.9
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling murk-propagators v0.1.9
[INFO] [stderr]    Compiling murk v0.1.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.48s
[INFO] running `Command { std: "docker" "inspect" "9c13a5cf46fc52a98ef47e51c3dabc299a81a6d846368dc6b24f0eff9c4486e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c13a5cf46fc52a98ef47e51c3dabc299a81a6d846368dc6b24f0eff9c4486e4", kill_on_drop: false }`
[INFO] [stdout] 9c13a5cf46fc52a98ef47e51c3dabc299a81a6d846368dc6b24f0eff9c4486e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f0e4c8501f4435018fe54e970ffad9448eec19946dc1d06492875f6ae4b70c14
[INFO] running `Command { std: "docker" "start" "-a" "f0e4c8501f4435018fe54e970ffad9448eec19946dc1d06492875f6ae4b70c14", kill_on_drop: false }`
[INFO] [stderr]    Compiling murk v0.1.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "f0e4c8501f4435018fe54e970ffad9448eec19946dc1d06492875f6ae4b70c14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0e4c8501f4435018fe54e970ffad9448eec19946dc1d06492875f6ae4b70c14", kill_on_drop: false }`
[INFO] [stdout] f0e4c8501f4435018fe54e970ffad9448eec19946dc1d06492875f6ae4b70c14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 73fa6268aecf4c572ca34efbfc9d3d1e7625e73c2681de2faadf3b4de9aae3ec
[INFO] running `Command { std: "docker" "start" "-a" "73fa6268aecf4c572ca34efbfc9d3d1e7625e73c2681de2faadf3b4de9aae3ec", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/murk-812db1eacd1231a6)
[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] [stderr]    Doc-tests murk
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - prelude (line 125) ... ok
[INFO] [stdout] test src/lib.rs - (line 9) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.99s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "73fa6268aecf4c572ca34efbfc9d3d1e7625e73c2681de2faadf3b4de9aae3ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73fa6268aecf4c572ca34efbfc9d3d1e7625e73c2681de2faadf3b4de9aae3ec", kill_on_drop: false }`
[INFO] [stdout] 73fa6268aecf4c572ca34efbfc9d3d1e7625e73c2681de2faadf3b4de9aae3ec