[INFO] fetching crate btree-map 0.1.0...
[INFO] testing btree-map-0.1.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate btree-map 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate btree-map 0.1.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded stack-array v0.1.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d8a32eac5804396826c4c37b90f6edf07a9ef717ff11912397ed87fc4c7df201
[INFO] running `Command { std: "docker" "start" "-a" "d8a32eac5804396826c4c37b90f6edf07a9ef717ff11912397ed87fc4c7df201", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d8a32eac5804396826c4c37b90f6edf07a9ef717ff11912397ed87fc4c7df201", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8a32eac5804396826c4c37b90f6edf07a9ef717ff11912397ed87fc4c7df201", kill_on_drop: false }`
[INFO] [stdout] d8a32eac5804396826c4c37b90f6edf07a9ef717ff11912397ed87fc4c7df201
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dba228a3177a3c80a470e93822175a337c5d85c7b79b0227be3264eb28787c9f
[INFO] running `Command { std: "docker" "start" "-a" "dba228a3177a3c80a470e93822175a337c5d85c7b79b0227be3264eb28787c9f", 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 0.34s
[INFO] running `Command { std: "docker" "inspect" "dba228a3177a3c80a470e93822175a337c5d85c7b79b0227be3264eb28787c9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dba228a3177a3c80a470e93822175a337c5d85c7b79b0227be3264eb28787c9f", kill_on_drop: false }`
[INFO] [stdout] dba228a3177a3c80a470e93822175a337c5d85c7b79b0227be3264eb28787c9f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f13ce95ef1ef811f817f32a37bbf9bed862a2a8c844b5f267a64bee4c65a85bc
[INFO] running `Command { std: "docker" "start" "-a" "f13ce95ef1ef811f817f32a37bbf9bed862a2a8c844b5f267a64bee4c65a85bc", kill_on_drop: false }`
[INFO] [stderr]    Compiling btree-map v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "f13ce95ef1ef811f817f32a37bbf9bed862a2a8c844b5f267a64bee4c65a85bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f13ce95ef1ef811f817f32a37bbf9bed862a2a8c844b5f267a64bee4c65a85bc", kill_on_drop: false }`
[INFO] [stdout] f13ce95ef1ef811f817f32a37bbf9bed862a2a8c844b5f267a64bee4c65a85bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 09e28519696c2448cdb90b40b1f86be8a773587546e45bf7920a7942a9c3dad5
[INFO] running `Command { std: "docker" "start" "-a" "09e28519696c2448cdb90b40b1f86be8a773587546e45bf7920a7942a9c3dad5", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/btree_map-48c4485b1c377e27)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests btree-map
[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" "09e28519696c2448cdb90b40b1f86be8a773587546e45bf7920a7942a9c3dad5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09e28519696c2448cdb90b40b1f86be8a773587546e45bf7920a7942a9c3dad5", kill_on_drop: false }`
[INFO] [stdout] 09e28519696c2448cdb90b40b1f86be8a773587546e45bf7920a7942a9c3dad5