[INFO] fetching crate btree-map 0.1.0...
[INFO] testing btree-map-0.1.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate btree-map 0.1.0 into /workspace/builds/worker-27/source
[INFO] validating manifest of crates.io crate btree-map 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 btree-map 0.1.0
[INFO] finished tweaking crates.io crate btree-map 0.1.0
[INFO] tweaked toml for crates.io crate btree-map 0.1.0 written to /workspace/builds/worker-27/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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] 5372bed0a31f6f0bee84ce826a570b6d561918548eacf2d5f9e60d4c08c42b37
[INFO] running `Command { std: "docker" "start" "-a" "5372bed0a31f6f0bee84ce826a570b6d561918548eacf2d5f9e60d4c08c42b37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5372bed0a31f6f0bee84ce826a570b6d561918548eacf2d5f9e60d4c08c42b37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5372bed0a31f6f0bee84ce826a570b6d561918548eacf2d5f9e60d4c08c42b37", kill_on_drop: false }`
[INFO] [stdout] 5372bed0a31f6f0bee84ce826a570b6d561918548eacf2d5f9e60d4c08c42b37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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] 29ec97d8a687339ecb2c198cce06bf31cf976d8e83d8a28176160843b9210bf2
[INFO] running `Command { std: "docker" "start" "-a" "29ec97d8a687339ecb2c198cce06bf31cf976d8e83d8a28176160843b9210bf2", kill_on_drop: false }`
[INFO] [stderr]    Compiling stack-array v0.1.5
[INFO] [stderr]    Compiling btree-map v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `Command { std: "docker" "inspect" "29ec97d8a687339ecb2c198cce06bf31cf976d8e83d8a28176160843b9210bf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29ec97d8a687339ecb2c198cce06bf31cf976d8e83d8a28176160843b9210bf2", kill_on_drop: false }`
[INFO] [stdout] 29ec97d8a687339ecb2c198cce06bf31cf976d8e83d8a28176160843b9210bf2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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] 61916b15a2f41708001b161288ec0b05992fe815bdc4c4b1b65e22ec8d7788ae
[INFO] running `Command { std: "docker" "start" "-a" "61916b15a2f41708001b161288ec0b05992fe815bdc4c4b1b65e22ec8d7788ae", kill_on_drop: false }`
[INFO] [stderr]    Compiling btree-map v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "61916b15a2f41708001b161288ec0b05992fe815bdc4c4b1b65e22ec8d7788ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61916b15a2f41708001b161288ec0b05992fe815bdc4c4b1b65e22ec8d7788ae", kill_on_drop: false }`
[INFO] [stdout] 61916b15a2f41708001b161288ec0b05992fe815bdc4c4b1b65e22ec8d7788ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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] a0ab30b981cc809e0a7a93fccbe26a2c1c9a39333e320bc1c35196e2cf5f6cd1
[INFO] running `Command { std: "docker" "start" "-a" "a0ab30b981cc809e0a7a93fccbe26a2c1c9a39333e320bc1c35196e2cf5f6cd1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/btree_map-37cacb6287385141)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests btree-map
[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] [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" "a0ab30b981cc809e0a7a93fccbe26a2c1c9a39333e320bc1c35196e2cf5f6cd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0ab30b981cc809e0a7a93fccbe26a2c1c9a39333e320bc1c35196e2cf5f6cd1", kill_on_drop: false }`
[INFO] [stdout] a0ab30b981cc809e0a7a93fccbe26a2c1c9a39333e320bc1c35196e2cf5f6cd1