[INFO] fetching crate tee_readwrite 0.1.0...
[INFO] testing tee_readwrite-0.1.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate tee_readwrite 0.1.0 into /workspace/builds/worker-26/source
[INFO] validating manifest of crates.io crate tee_readwrite 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 tee_readwrite 0.1.0
[INFO] finished tweaking crates.io crate tee_readwrite 0.1.0
[INFO] tweaked toml for crates.io crate tee_readwrite 0.1.0 written to /workspace/builds/worker-26/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] [stderr]     Blocking waiting for file lock on package cache
[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-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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] 27aa3699ca02337834630051893e12b7d55f4bb05547ed097e5a69920db45731
[INFO] running `Command { std: "docker" "start" "-a" "27aa3699ca02337834630051893e12b7d55f4bb05547ed097e5a69920db45731", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "27aa3699ca02337834630051893e12b7d55f4bb05547ed097e5a69920db45731", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27aa3699ca02337834630051893e12b7d55f4bb05547ed097e5a69920db45731", kill_on_drop: false }`
[INFO] [stdout] 27aa3699ca02337834630051893e12b7d55f4bb05547ed097e5a69920db45731
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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] 4ab8655962e51cc61867a62fdb8fed7dfb43e3ff8b4baec340e8d56fb612719a
[INFO] running `Command { std: "docker" "start" "-a" "4ab8655962e51cc61867a62fdb8fed7dfb43e3ff8b4baec340e8d56fb612719a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling tee_readwrite v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "4ab8655962e51cc61867a62fdb8fed7dfb43e3ff8b4baec340e8d56fb612719a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ab8655962e51cc61867a62fdb8fed7dfb43e3ff8b4baec340e8d56fb612719a", kill_on_drop: false }`
[INFO] [stdout] 4ab8655962e51cc61867a62fdb8fed7dfb43e3ff8b4baec340e8d56fb612719a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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] 702fbe637ae5bb9b99c2faa3df9d5fbca0e70ff32bb8ce977bbc0b1c98e17c10
[INFO] running `Command { std: "docker" "start" "-a" "702fbe637ae5bb9b99c2faa3df9d5fbca0e70ff32bb8ce977bbc0b1c98e17c10", kill_on_drop: false }`
[INFO] [stderr]    Compiling tee_readwrite v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "702fbe637ae5bb9b99c2faa3df9d5fbca0e70ff32bb8ce977bbc0b1c98e17c10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "702fbe637ae5bb9b99c2faa3df9d5fbca0e70ff32bb8ce977bbc0b1c98e17c10", kill_on_drop: false }`
[INFO] [stdout] 702fbe637ae5bb9b99c2faa3df9d5fbca0e70ff32bb8ce977bbc0b1c98e17c10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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] 03a8dfb9a4b6626dff1e8b8b81e6558242a663cec0f07877265044b1409f8693
[INFO] running `Command { std: "docker" "start" "-a" "03a8dfb9a4b6626dff1e8b8b81e6558242a663cec0f07877265044b1409f8693", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tee_readwrite-db7f333bac3f3e73)
[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 tee_readwrite
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 28) ... ok
[INFO] [stdout] test src/lib.rs - (line 6) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.30s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "03a8dfb9a4b6626dff1e8b8b81e6558242a663cec0f07877265044b1409f8693", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03a8dfb9a4b6626dff1e8b8b81e6558242a663cec0f07877265044b1409f8693", kill_on_drop: false }`
[INFO] [stdout] 03a8dfb9a4b6626dff1e8b8b81e6558242a663cec0f07877265044b1409f8693