[INFO] fetching crate ackr 1.1.0...
[INFO] testing ackr-1.1.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate ackr 1.1.0 into /workspace/builds/worker-87/source
[INFO] validating manifest of crates.io crate ackr 1.1.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ackr 1.1.0
[INFO] finished tweaking crates.io crate ackr 1.1.0
[INFO] tweaked toml for crates.io crate ackr 1.1.0 written to /workspace/builds/worker-87/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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" "+1.60.0" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 02c4c8f9402c31a2a68fa6c70937d1f0f3a7582d3597ace2b75575611e445192
[INFO] running `Command { std: "docker" "start" "-a" "02c4c8f9402c31a2a68fa6c70937d1f0f3a7582d3597ace2b75575611e445192", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "02c4c8f9402c31a2a68fa6c70937d1f0f3a7582d3597ace2b75575611e445192", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02c4c8f9402c31a2a68fa6c70937d1f0f3a7582d3597ace2b75575611e445192", kill_on_drop: false }`
[INFO] [stdout] 02c4c8f9402c31a2a68fa6c70937d1f0f3a7582d3597ace2b75575611e445192
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a7f271d6005229daa1e50a1e3bd497af9bcc25c5653c5827dd8c901c0c2bb6da
[INFO] running `Command { std: "docker" "start" "-a" "a7f271d6005229daa1e50a1e3bd497af9bcc25c5653c5827dd8c901c0c2bb6da", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ackr v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.44s
[INFO] running `Command { std: "docker" "inspect" "a7f271d6005229daa1e50a1e3bd497af9bcc25c5653c5827dd8c901c0c2bb6da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7f271d6005229daa1e50a1e3bd497af9bcc25c5653c5827dd8c901c0c2bb6da", kill_on_drop: false }`
[INFO] [stdout] a7f271d6005229daa1e50a1e3bd497af9bcc25c5653c5827dd8c901c0c2bb6da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1cd72f9bb0fae5b0858c070bf71a7a24ab2faf6dbd5b1bfdf3e9c3b8ae637bbe
[INFO] running `Command { std: "docker" "start" "-a" "1cd72f9bb0fae5b0858c070bf71a7a24ab2faf6dbd5b1bfdf3e9c3b8ae637bbe", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ackr v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "1cd72f9bb0fae5b0858c070bf71a7a24ab2faf6dbd5b1bfdf3e9c3b8ae637bbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cd72f9bb0fae5b0858c070bf71a7a24ab2faf6dbd5b1bfdf3e9c3b8ae637bbe", kill_on_drop: false }`
[INFO] [stdout] 1cd72f9bb0fae5b0858c070bf71a7a24ab2faf6dbd5b1bfdf3e9c3b8ae637bbe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] efbaec17f75b52cd38b9bcab9494deb5656ea4b117b7652c4559e453f07d04be
[INFO] running `Command { std: "docker" "start" "-a" "efbaec17f75b52cd38b9bcab9494deb5656ea4b117b7652c4559e453f07d04be", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.67s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ackr-076d842de23555cb)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test::ack_2 ... ok
[INFO] [stdout] test test::ack ... ok
[INFO] [stdout] test test::new ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ackr
[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" "efbaec17f75b52cd38b9bcab9494deb5656ea4b117b7652c4559e453f07d04be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efbaec17f75b52cd38b9bcab9494deb5656ea4b117b7652c4559e453f07d04be", kill_on_drop: false }`
[INFO] [stdout] efbaec17f75b52cd38b9bcab9494deb5656ea4b117b7652c4559e453f07d04be