[INFO] fetching crate futuristic 0.3.0...
[INFO] testing futuristic-0.3.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate futuristic 0.3.0 into /workspace/builds/worker-106/source
[INFO] validating manifest of crates.io crate futuristic 0.3.0 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 futuristic 0.3.0
[INFO] finished tweaking crates.io crate futuristic 0.3.0
[INFO] tweaked toml for crates.io crate futuristic 0.3.0 written to /workspace/builds/worker-106/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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] 4811bf01ca45adb2b5ce186858e3fb9359692cf4b69a55d9fa10ea4b512a79de
[INFO] running `Command { std: "docker" "start" "-a" "4811bf01ca45adb2b5ce186858e3fb9359692cf4b69a55d9fa10ea4b512a79de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4811bf01ca45adb2b5ce186858e3fb9359692cf4b69a55d9fa10ea4b512a79de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4811bf01ca45adb2b5ce186858e3fb9359692cf4b69a55d9fa10ea4b512a79de", kill_on_drop: false }`
[INFO] [stdout] 4811bf01ca45adb2b5ce186858e3fb9359692cf4b69a55d9fa10ea4b512a79de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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] d952dd9e70ed7ead61d28ac9d54e5f1efab57e4f5df0ada7622681eb38370d7d
[INFO] running `Command { std: "docker" "start" "-a" "d952dd9e70ed7ead61d28ac9d54e5f1efab57e4f5df0ada7622681eb38370d7d", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling futures-sink v0.3.21
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling futures-io v0.3.21
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling futures-executor v0.3.21
[INFO] [stderr]    Compiling futures v0.3.21
[INFO] [stderr]    Compiling futuristic v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.73s
[INFO] running `Command { std: "docker" "inspect" "d952dd9e70ed7ead61d28ac9d54e5f1efab57e4f5df0ada7622681eb38370d7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d952dd9e70ed7ead61d28ac9d54e5f1efab57e4f5df0ada7622681eb38370d7d", kill_on_drop: false }`
[INFO] [stdout] d952dd9e70ed7ead61d28ac9d54e5f1efab57e4f5df0ada7622681eb38370d7d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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] 2883e0e313ead7f12aa25d3c5704759362b4377a4bb58e7fccef04aba650bfe8
[INFO] running `Command { std: "docker" "start" "-a" "2883e0e313ead7f12aa25d3c5704759362b4377a4bb58e7fccef04aba650bfe8", kill_on_drop: false }`
[INFO] [stderr]    Compiling futuristic v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `Command { std: "docker" "inspect" "2883e0e313ead7f12aa25d3c5704759362b4377a4bb58e7fccef04aba650bfe8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2883e0e313ead7f12aa25d3c5704759362b4377a4bb58e7fccef04aba650bfe8", kill_on_drop: false }`
[INFO] [stdout] 2883e0e313ead7f12aa25d3c5704759362b4377a4bb58e7fccef04aba650bfe8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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] 6e660a65b7569fc875fe11b08fdcb515f3b9fa17ed07452d178ea1206ae928cb
[INFO] running `Command { std: "docker" "start" "-a" "6e660a65b7569fc875fe11b08fdcb515f3b9fa17ed07452d178ea1206ae928cb", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/futuristic-223a94ee634aeaf6)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test sink::fork::tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests futuristic
[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" "6e660a65b7569fc875fe11b08fdcb515f3b9fa17ed07452d178ea1206ae928cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e660a65b7569fc875fe11b08fdcb515f3b9fa17ed07452d178ea1206ae928cb", kill_on_drop: false }`
[INFO] [stdout] 6e660a65b7569fc875fe11b08fdcb515f3b9fa17ed07452d178ea1206ae928cb