[INFO] fetching crate never-say-never 6.6.666...
[INFO] testing never-say-never-6.6.666 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate never-say-never 6.6.666 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate never-say-never 6.6.666 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3/source/.cargo/config
[INFO] removed /workspace/builds/worker-3/source/rust-toolchain
[INFO] started tweaking crates.io crate never-say-never 6.6.666
[INFO] finished tweaking crates.io crate never-say-never 6.6.666
[INFO] tweaked toml for crates.io crate never-say-never 6.6.666 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e533550b01cee1f3d85c6381e93fd157c66958596550a3656ffeff26285ed8de
[INFO] running `Command { std: "docker" "start" "-a" "e533550b01cee1f3d85c6381e93fd157c66958596550a3656ffeff26285ed8de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e533550b01cee1f3d85c6381e93fd157c66958596550a3656ffeff26285ed8de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e533550b01cee1f3d85c6381e93fd157c66958596550a3656ffeff26285ed8de", kill_on_drop: false }`
[INFO] [stdout] e533550b01cee1f3d85c6381e93fd157c66958596550a3656ffeff26285ed8de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 09ac56a43991b7ac92a40250eaaab38aa1fdeec610eaf28010876d27a2553fdb
[INFO] running `Command { std: "docker" "start" "-a" "09ac56a43991b7ac92a40250eaaab38aa1fdeec610eaf28010876d27a2553fdb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling never-say-never v6.6.666 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "09ac56a43991b7ac92a40250eaaab38aa1fdeec610eaf28010876d27a2553fdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09ac56a43991b7ac92a40250eaaab38aa1fdeec610eaf28010876d27a2553fdb", kill_on_drop: false }`
[INFO] [stdout] 09ac56a43991b7ac92a40250eaaab38aa1fdeec610eaf28010876d27a2553fdb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 252bf7ae20660c01a27b9c5ba0facabe905797de563280054f66fe23c34a56f0
[INFO] running `Command { std: "docker" "start" "-a" "252bf7ae20660c01a27b9c5ba0facabe905797de563280054f66fe23c34a56f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling never-say-never v6.6.666 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.30s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/never_say_never-bda502623ca86569)
[INFO] running `Command { std: "docker" "inspect" "252bf7ae20660c01a27b9c5ba0facabe905797de563280054f66fe23c34a56f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "252bf7ae20660c01a27b9c5ba0facabe905797de563280054f66fe23c34a56f0", kill_on_drop: false }`
[INFO] [stdout] 252bf7ae20660c01a27b9c5ba0facabe905797de563280054f66fe23c34a56f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fcfe223b51f6fdd54a7023d5c6a0faf9e74bda0a24c01090b82bfc146253b2bf
[INFO] running `Command { std: "docker" "start" "-a" "fcfe223b51f6fdd54a7023d5c6a0faf9e74bda0a24c01090b82bfc146253b2bf", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/never_say_never-bda502623ca86569)
[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 never-say-never
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 33) - compile fail ... ok
[INFO] [stdout] test src/lib.rs - (line 42) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.29s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fcfe223b51f6fdd54a7023d5c6a0faf9e74bda0a24c01090b82bfc146253b2bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcfe223b51f6fdd54a7023d5c6a0faf9e74bda0a24c01090b82bfc146253b2bf", kill_on_drop: false }`
[INFO] [stdout] fcfe223b51f6fdd54a7023d5c6a0faf9e74bda0a24c01090b82bfc146253b2bf