[INFO] fetching crate io-block 0.2.2...
[INFO] testing io-block-0.2.2 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate io-block 0.2.2 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate io-block 0.2.2
[INFO] finished tweaking crates.io crate io-block 0.2.2
[INFO] tweaked toml for crates.io crate io-block 0.2.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate io-block 0.2.2 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 io-block 0.2.2 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] 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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 84c794396f90b610460b6a21ad8bb895761d75ba6c9c8c15b7dce0c9e95f5e10
[INFO] running `Command { std: "docker" "start" "-a" "84c794396f90b610460b6a21ad8bb895761d75ba6c9c8c15b7dce0c9e95f5e10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "84c794396f90b610460b6a21ad8bb895761d75ba6c9c8c15b7dce0c9e95f5e10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84c794396f90b610460b6a21ad8bb895761d75ba6c9c8c15b7dce0c9e95f5e10", kill_on_drop: false }`
[INFO] [stdout] 84c794396f90b610460b6a21ad8bb895761d75ba6c9c8c15b7dce0c9e95f5e10
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7505bf6578e2bd5a22b5b8d91a95bb3348a0a70550e89f9be2b4cfb3e09ef5a3
[INFO] running `Command { std: "docker" "start" "-a" "7505bf6578e2bd5a22b5b8d91a95bb3348a0a70550e89f9be2b4cfb3e09ef5a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]    Compiling nix v0.26.2
[INFO] [stderr]    Compiling io-block v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.10s
[INFO] running `Command { std: "docker" "inspect" "7505bf6578e2bd5a22b5b8d91a95bb3348a0a70550e89f9be2b4cfb3e09ef5a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7505bf6578e2bd5a22b5b8d91a95bb3348a0a70550e89f9be2b4cfb3e09ef5a3", kill_on_drop: false }`
[INFO] [stdout] 7505bf6578e2bd5a22b5b8d91a95bb3348a0a70550e89f9be2b4cfb3e09ef5a3
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc1adc98b66b00bbfbfeb70a49f616ac41b438a9b933e657b288c437e476e71a
[INFO] running `Command { std: "docker" "start" "-a" "cc1adc98b66b00bbfbfeb70a49f616ac41b438a9b933e657b288c437e476e71a", kill_on_drop: false }`
[INFO] [stderr]    Compiling io-block v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `Command { std: "docker" "inspect" "cc1adc98b66b00bbfbfeb70a49f616ac41b438a9b933e657b288c437e476e71a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc1adc98b66b00bbfbfeb70a49f616ac41b438a9b933e657b288c437e476e71a", kill_on_drop: false }`
[INFO] [stdout] cc1adc98b66b00bbfbfeb70a49f616ac41b438a9b933e657b288c437e476e71a
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c37df98a23e7b946854f4ed315bcb0b86fce5b0cbc5410cdaefa7aabda245eaa
[INFO] running `Command { std: "docker" "start" "-a" "c37df98a23e7b946854f4ed315bcb0b86fce5b0cbc5410cdaefa7aabda245eaa", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/io_block-ab9a052e98b709e3)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test file::tests::blk_file ... ok
[INFO] [stderr]    Doc-tests io_block
[INFO] [stdout] 
[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" "c37df98a23e7b946854f4ed315bcb0b86fce5b0cbc5410cdaefa7aabda245eaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c37df98a23e7b946854f4ed315bcb0b86fce5b0cbc5410cdaefa7aabda245eaa", kill_on_drop: false }`
[INFO] [stdout] c37df98a23e7b946854f4ed315bcb0b86fce5b0cbc5410cdaefa7aabda245eaa