[INFO] cloning repository https://github.com/simongdavies/fat32-mutator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/simongdavies/fat32-mutator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimongdavies%2Ffat32-mutator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimongdavies%2Ffat32-mutator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 87c2538250a4da971e3ba2497b25b28d0fe67d72
[INFO] testing simongdavies/fat32-mutator against try#0abe69e6c16114311cc2700e972492e64d69c28f for pr-154065-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimongdavies%2Ffat32-mutator" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/simongdavies/fat32-mutator
[INFO] finished tweaking git repo https://github.com/simongdavies/fat32-mutator
[INFO] tweaked toml for git repo https://github.com/simongdavies/fat32-mutator written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/simongdavies/fat32-mutator on toolchain 0abe69e6c16114311cc2700e972492e64d69c28f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/simongdavies/fat32-mutator 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" "+0abe69e6c16114311cc2700e972492e64d69c28f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] testing simongdavies/fat32-mutator against try#0abe69e6c16114311cc2700e972492e64d69c28f for pr-154065-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimongdavies%2Ffat32-mutator" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/simongdavies/fat32-mutator
[INFO] finished tweaking git repo https://github.com/simongdavies/fat32-mutator
[INFO] tweaked toml for git repo https://github.com/simongdavies/fat32-mutator written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/simongdavies/fat32-mutator on toolchain 0abe69e6c16114311cc2700e972492e64d69c28f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/simongdavies/fat32-mutator 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" "+0abe69e6c16114311cc2700e972492e64d69c28f" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cfg-if v1.0.4
[INFO] [stderr]   Downloaded proc-macro2 v1.0.105
[INFO] [stderr]   Downloaded getrandom v0.2.17
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.108
[INFO] [stderr]   Downloaded windows-link v0.2.1
[INFO] [stderr]   Downloaded windows-interface v0.59.3
[INFO] [stderr]   Downloaded windows-result v0.4.1
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.108
[INFO] [stderr]   Downloaded windows-strings v0.5.1
[INFO] [stderr]   Downloaded windows-implement v0.60.2
[INFO] [stderr]   Downloaded windows-core v0.62.2
[INFO] [stderr]   Downloaded find-msvc-tools v0.1.7
[INFO] [stderr]   Downloaded iana-time-zone v0.1.64
[INFO] [stderr]   Downloaded cc v1.2.52
[INFO] [stderr]   Downloaded bumpalo v3.19.1
[INFO] [stderr]   Downloaded js-sys v0.3.85
[INFO] [stderr]   Downloaded zerocopy-derive v0.8.33
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.108
[INFO] [stderr]   Downloaded log v0.4.29
[INFO] [stderr]   Downloaded fatfs v0.3.6
[INFO] [stderr]   Downloaded zerocopy v0.8.33
[INFO] [stderr]   Downloaded chrono v0.4.43
[INFO] [stderr]   Downloaded quote v1.0.43
[INFO] [stderr]   Downloaded syn v2.0.114
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.108
[INFO] [stderr]   Downloaded unicode-ident v1.0.22
[INFO] [stderr]   Downloaded libc v0.2.180
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+0abe69e6c16114311cc2700e972492e64d69c28f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 736f54a43973303b9226ce3f17e264545c9a2b1535ee1ebdd1376037371f4b3c
[INFO] running `Command { std: "docker" "start" "-a" "736f54a43973303b9226ce3f17e264545c9a2b1535ee1ebdd1376037371f4b3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "736f54a43973303b9226ce3f17e264545c9a2b1535ee1ebdd1376037371f4b3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "736f54a43973303b9226ce3f17e264545c9a2b1535ee1ebdd1376037371f4b3c", kill_on_drop: false }`
[INFO] [stdout] 736f54a43973303b9226ce3f17e264545c9a2b1535ee1ebdd1376037371f4b3c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+0abe69e6c16114311cc2700e972492e64d69c28f" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6dda2e836d645240147fe618afea83d3e052f165a204762cb95952e6244f964c
[INFO] running `Command { std: "docker" "start" "-a" "6dda2e836d645240147fe618afea83d3e052f165a204762cb95952e6244f964c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.180
[INFO] [stderr]    Compiling zerocopy v0.8.33
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling cfg-if v1.0.4
[INFO] [stderr]    Compiling iana-time-zone v0.1.64
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling chrono v0.4.43
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling fatfs v0.3.6
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling fat32-mutator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.76s
[INFO] running `Command { std: "docker" "inspect" "6dda2e836d645240147fe618afea83d3e052f165a204762cb95952e6244f964c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dda2e836d645240147fe618afea83d3e052f165a204762cb95952e6244f964c", kill_on_drop: false }`
[INFO] [stdout] 6dda2e836d645240147fe618afea83d3e052f165a204762cb95952e6244f964c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+0abe69e6c16114311cc2700e972492e64d69c28f" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f31c0d978b04f2d6cf389a25216d5fc66060ee74dee6ce85600861ca86e04ecb
[INFO] running `Command { std: "docker" "start" "-a" "f31c0d978b04f2d6cf389a25216d5fc66060ee74dee6ce85600861ca86e04ecb", kill_on_drop: false }`
[INFO] [stderr]    Compiling fat32-mutator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "f31c0d978b04f2d6cf389a25216d5fc66060ee74dee6ce85600861ca86e04ecb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f31c0d978b04f2d6cf389a25216d5fc66060ee74dee6ce85600861ca86e04ecb", kill_on_drop: false }`
[INFO] [stdout] f31c0d978b04f2d6cf389a25216d5fc66060ee74dee6ce85600861ca86e04ecb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+0abe69e6c16114311cc2700e972492e64d69c28f" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5338b7da99443f0e1825d4b4731e16ba0ae625fb70fde44f61b4209ad6f2f2f3
[INFO] running `Command { std: "docker" "start" "-a" "5338b7da99443f0e1825d4b4731e16ba0ae625fb70fde44f61b4209ad6f2f2f3", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/fat32_mutator-5a90fb3819d395aa)
[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" "5338b7da99443f0e1825d4b4731e16ba0ae625fb70fde44f61b4209ad6f2f2f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5338b7da99443f0e1825d4b4731e16ba0ae625fb70fde44f61b4209ad6f2f2f3", kill_on_drop: false }`
[INFO] [stdout] 5338b7da99443f0e1825d4b4731e16ba0ae625fb70fde44f61b4209ad6f2f2f3