[INFO] fetching crate mstak-util 0.1.18...
[INFO] testing mstak-util-0.1.18 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate mstak-util 0.1.18 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate mstak-util 0.1.18
[INFO] finished tweaking crates.io crate mstak-util 0.1.18
[INFO] tweaked toml for crates.io crate mstak-util 0.1.18 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mstak-util 0.1.18 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d3ce2e9bdc2d87b9411156d0dcb464c2faf632ffb53b6f026f9ebf6a662fb19d
[INFO] running `Command { std: "docker" "start" "-a" "d3ce2e9bdc2d87b9411156d0dcb464c2faf632ffb53b6f026f9ebf6a662fb19d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d3ce2e9bdc2d87b9411156d0dcb464c2faf632ffb53b6f026f9ebf6a662fb19d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3ce2e9bdc2d87b9411156d0dcb464c2faf632ffb53b6f026f9ebf6a662fb19d", kill_on_drop: false }`
[INFO] [stdout] d3ce2e9bdc2d87b9411156d0dcb464c2faf632ffb53b6f026f9ebf6a662fb19d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 30f8b4279fbc957a177882e638ad4d76e04e5337ce788356132339ca9542be3f
[INFO] running `Command { std: "docker" "start" "-a" "30f8b4279fbc957a177882e638ad4d76e04e5337ce788356132339ca9542be3f", kill_on_drop: false }`
[INFO] [stderr]    Compiling mstak-util v0.1.18 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "30f8b4279fbc957a177882e638ad4d76e04e5337ce788356132339ca9542be3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30f8b4279fbc957a177882e638ad4d76e04e5337ce788356132339ca9542be3f", kill_on_drop: false }`
[INFO] [stdout] 30f8b4279fbc957a177882e638ad4d76e04e5337ce788356132339ca9542be3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4eca31d3a6c95ae65740cc174f99262c52a6dd3c588c9e9b3355b032c1ca3a58
[INFO] running `Command { std: "docker" "start" "-a" "4eca31d3a6c95ae65740cc174f99262c52a6dd3c588c9e9b3355b032c1ca3a58", kill_on_drop: false }`
[INFO] [stderr]    Compiling mstak-util v0.1.18 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "4eca31d3a6c95ae65740cc174f99262c52a6dd3c588c9e9b3355b032c1ca3a58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4eca31d3a6c95ae65740cc174f99262c52a6dd3c588c9e9b3355b032c1ca3a58", kill_on_drop: false }`
[INFO] [stdout] 4eca31d3a6c95ae65740cc174f99262c52a6dd3c588c9e9b3355b032c1ca3a58
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d7630c958f434623bf938ef1e4ebf4e7ef85b424a1a0fc12249a40c76bcb63d4
[INFO] running `Command { std: "docker" "start" "-a" "d7630c958f434623bf938ef1e4ebf4e7ef85b424a1a0fc12249a40c76bcb63d4", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mstak_util-f01638356bf67503)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test heap::tests::new ... ok
[INFO] [stdout] test heap::tests::new_zero_sized ... ok
[INFO] [stdout] test mmap::tests::read_file ... ok
[INFO] [stdout] test tests::file_size ... ok
[INFO] [stderr]    Doc-tests mstak_util
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 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" "d7630c958f434623bf938ef1e4ebf4e7ef85b424a1a0fc12249a40c76bcb63d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7630c958f434623bf938ef1e4ebf4e7ef85b424a1a0fc12249a40c76bcb63d4", kill_on_drop: false }`
[INFO] [stdout] d7630c958f434623bf938ef1e4ebf4e7ef85b424a1a0fc12249a40c76bcb63d4