[INFO] fetching crate caustic 0.0.1...
[INFO] testing caustic-0.0.1 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate caustic 0.0.1 into /workspace/builds/worker-40/source
[INFO] validating manifest of crates.io crate caustic 0.0.1 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] started tweaking crates.io crate caustic 0.0.1
[INFO] finished tweaking crates.io crate caustic 0.0.1
[INFO] tweaked toml for crates.io crate caustic 0.0.1 written to /workspace/builds/worker-40/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] [stderr]     Blocking waiting for file lock on package cache
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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] 3d5b98d63f4017edddd5cbfe7ae85ac7053340c6de3c5412be499d3fa065d0bc
[INFO] running `Command { std: "docker" "start" "-a" "3d5b98d63f4017edddd5cbfe7ae85ac7053340c6de3c5412be499d3fa065d0bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d5b98d63f4017edddd5cbfe7ae85ac7053340c6de3c5412be499d3fa065d0bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d5b98d63f4017edddd5cbfe7ae85ac7053340c6de3c5412be499d3fa065d0bc", kill_on_drop: false }`
[INFO] [stdout] 3d5b98d63f4017edddd5cbfe7ae85ac7053340c6de3c5412be499d3fa065d0bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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] 785b4c4cc228ea492ae92a77525c0019532c03aa476ae3d4229f242114499879
[INFO] running `Command { std: "docker" "start" "-a" "785b4c4cc228ea492ae92a77525c0019532c03aa476ae3d4229f242114499879", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling caustic v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `Command { std: "docker" "inspect" "785b4c4cc228ea492ae92a77525c0019532c03aa476ae3d4229f242114499879", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "785b4c4cc228ea492ae92a77525c0019532c03aa476ae3d4229f242114499879", kill_on_drop: false }`
[INFO] [stdout] 785b4c4cc228ea492ae92a77525c0019532c03aa476ae3d4229f242114499879
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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] 914d5bc8c3b25a1ddeeb831de2a8afd365f0a08c56ceb3f5fbe6ee2154081079
[INFO] running `Command { std: "docker" "start" "-a" "914d5bc8c3b25a1ddeeb831de2a8afd365f0a08c56ceb3f5fbe6ee2154081079", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling caustic v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.42s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/caustic-c1aa8d00305d3e2f)
[INFO] running `Command { std: "docker" "inspect" "914d5bc8c3b25a1ddeeb831de2a8afd365f0a08c56ceb3f5fbe6ee2154081079", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "914d5bc8c3b25a1ddeeb831de2a8afd365f0a08c56ceb3f5fbe6ee2154081079", kill_on_drop: false }`
[INFO] [stdout] 914d5bc8c3b25a1ddeeb831de2a8afd365f0a08c56ceb3f5fbe6ee2154081079
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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] bde36c0f68bc293b419f89dfeb0612622f98ea79f5331a105837a5745a590f8a
[INFO] running `Command { std: "docker" "start" "-a" "bde36c0f68bc293b419f89dfeb0612622f98ea79f5331a105837a5745a590f8a", 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/caustic-c1aa8d00305d3e2f)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test 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 caustic
[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" "bde36c0f68bc293b419f89dfeb0612622f98ea79f5331a105837a5745a590f8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bde36c0f68bc293b419f89dfeb0612622f98ea79f5331a105837a5745a590f8a", kill_on_drop: false }`
[INFO] [stdout] bde36c0f68bc293b419f89dfeb0612622f98ea79f5331a105837a5745a590f8a