[INFO] fetching crate read_write_at 0.1.0...
[INFO] testing read_write_at-0.1.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate read_write_at 0.1.0 into /workspace/builds/worker-102/source
[INFO] validating manifest of crates.io crate read_write_at 0.1.0 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate read_write_at 0.1.0
[INFO] finished tweaking crates.io crate read_write_at 0.1.0
[INFO] tweaked toml for crates.io crate read_write_at 0.1.0 written to /workspace/builds/worker-102/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 845ae837af6b28723f1d50eb1a0753cbc34511dd27acf54af8895648c77756b2
[INFO] running `Command { std: "docker" "start" "-a" "845ae837af6b28723f1d50eb1a0753cbc34511dd27acf54af8895648c77756b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "845ae837af6b28723f1d50eb1a0753cbc34511dd27acf54af8895648c77756b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "845ae837af6b28723f1d50eb1a0753cbc34511dd27acf54af8895648c77756b2", kill_on_drop: false }`
[INFO] [stdout] 845ae837af6b28723f1d50eb1a0753cbc34511dd27acf54af8895648c77756b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 70837fe984eb4b3071b5a7c410c51318b308cc6e118fb32a75727bc04b9662df
[INFO] running `Command { std: "docker" "start" "-a" "70837fe984eb4b3071b5a7c410c51318b308cc6e118fb32a75727bc04b9662df", kill_on_drop: false }`
[INFO] [stderr]    Compiling read_write_at v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "70837fe984eb4b3071b5a7c410c51318b308cc6e118fb32a75727bc04b9662df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70837fe984eb4b3071b5a7c410c51318b308cc6e118fb32a75727bc04b9662df", kill_on_drop: false }`
[INFO] [stdout] 70837fe984eb4b3071b5a7c410c51318b308cc6e118fb32a75727bc04b9662df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f0e6a837185e97a446636211d317097696ee6e37a2ef874b238c68482e01903
[INFO] running `Command { std: "docker" "start" "-a" "8f0e6a837185e97a446636211d317097696ee6e37a2ef874b238c68482e01903", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling read_write_at v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `Command { std: "docker" "inspect" "8f0e6a837185e97a446636211d317097696ee6e37a2ef874b238c68482e01903", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f0e6a837185e97a446636211d317097696ee6e37a2ef874b238c68482e01903", kill_on_drop: false }`
[INFO] [stdout] 8f0e6a837185e97a446636211d317097696ee6e37a2ef874b238c68482e01903
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 08e19c0429720ee4797383263d89f83efa819f4641047546856915ef55de1ff2
[INFO] running `Command { std: "docker" "start" "-a" "08e19c0429720ee4797383263d89f83efa819f4641047546856915ef55de1ff2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/read_write_at-68334f432dfc3727)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::check_refc_wrapping_works ... ok
[INFO] [stdout] test tests::check_mutex_wrapping_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests read_write_at
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - ReadWriteSeek (line 225) ... ok
[INFO] [stdout] test src/lib.rs - DerefWrapper (line 289) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.27s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "08e19c0429720ee4797383263d89f83efa819f4641047546856915ef55de1ff2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08e19c0429720ee4797383263d89f83efa819f4641047546856915ef55de1ff2", kill_on_drop: false }`
[INFO] [stdout] 08e19c0429720ee4797383263d89f83efa819f4641047546856915ef55de1ff2