[INFO] fetching crate fltk-flow 0.1.4...
[INFO] testing fltk-flow-0.1.4 against 1.59.0 for beta-1.60-1
[INFO] extracting crate fltk-flow 0.1.4 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate fltk-flow 0.1.4 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 fltk-flow 0.1.4
[INFO] finished tweaking crates.io crate fltk-flow 0.1.4
[INFO] tweaked toml for crates.io crate fltk-flow 0.1.4 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate fltk-flow 0.1.4 already has a lockfile, it will not be regenerated
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 51e464c2edbb3d15a5f07925aaf8f713f1f2a6277d793e7342116bf8e805d722
[INFO] running `Command { std: "docker" "start" "-a" "51e464c2edbb3d15a5f07925aaf8f713f1f2a6277d793e7342116bf8e805d722", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "51e464c2edbb3d15a5f07925aaf8f713f1f2a6277d793e7342116bf8e805d722", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51e464c2edbb3d15a5f07925aaf8f713f1f2a6277d793e7342116bf8e805d722", kill_on_drop: false }`
[INFO] [stdout] 51e464c2edbb3d15a5f07925aaf8f713f1f2a6277d793e7342116bf8e805d722
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 7566f03a41abd6b121e9ff145b6df2884b01c693ba7acf66e3c4f9323604634e
[INFO] running `Command { std: "docker" "start" "-a" "7566f03a41abd6b121e9ff145b6df2884b01c693ba7acf66e3c4f9323604634e", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling fltk-build v0.1.1
[INFO] [stderr]    Compiling paste v1.0.6
[INFO] [stderr]    Compiling cmake v0.1.46
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling fltk-sys v1.2.25
[INFO] [stderr]    Compiling fltk v1.2.25
[INFO] [stderr]    Compiling fltk-flow v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 56s
[INFO] running `Command { std: "docker" "inspect" "7566f03a41abd6b121e9ff145b6df2884b01c693ba7acf66e3c4f9323604634e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7566f03a41abd6b121e9ff145b6df2884b01c693ba7acf66e3c4f9323604634e", kill_on_drop: false }`
[INFO] [stdout] 7566f03a41abd6b121e9ff145b6df2884b01c693ba7acf66e3c4f9323604634e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 03821863c33c8007430a22bdaec3b96668a7fdbd4ad69807d9459b4b78516752
[INFO] running `Command { std: "docker" "start" "-a" "03821863c33c8007430a22bdaec3b96668a7fdbd4ad69807d9459b4b78516752", kill_on_drop: false }`
[INFO] [stderr]    Compiling fltk-flow v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.97s
[INFO] running `Command { std: "docker" "inspect" "03821863c33c8007430a22bdaec3b96668a7fdbd4ad69807d9459b4b78516752", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03821863c33c8007430a22bdaec3b96668a7fdbd4ad69807d9459b4b78516752", kill_on_drop: false }`
[INFO] [stdout] 03821863c33c8007430a22bdaec3b96668a7fdbd4ad69807d9459b4b78516752
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] f8628c04cc58bce6337ed238db94735d1b5e040313b4a85eb9c285e4da583bbf
[INFO] running `Command { std: "docker" "start" "-a" "f8628c04cc58bce6337ed238db94735d1b5e040313b4a85eb9c285e4da583bbf", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.22s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fltk_flow-f3630adca31438c8)
[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 fltk-flow
[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" "f8628c04cc58bce6337ed238db94735d1b5e040313b4a85eb9c285e4da583bbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8628c04cc58bce6337ed238db94735d1b5e040313b4a85eb9c285e4da583bbf", kill_on_drop: false }`
[INFO] [stdout] f8628c04cc58bce6337ed238db94735d1b5e040313b4a85eb9c285e4da583bbf