[INFO] fetching crate cascade 1.0.0...
[INFO] testing cascade-1.0.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate cascade 1.0.0 into /workspace/builds/worker-88/source
[INFO] validating manifest of crates.io crate cascade 1.0.0 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 cascade 1.0.0
[INFO] finished tweaking crates.io crate cascade 1.0.0
[INFO] tweaked toml for crates.io crate cascade 1.0.0 written to /workspace/builds/worker-88/source/Cargo.toml
[INFO] crate crates.io crate cascade 1.0.0 already has a lockfile, it will not be regenerated
[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-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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] 52c18b932b33b17be88b418f66c2e19946d02a4f7fa13504bf6c1ec060b60096
[INFO] running `Command { std: "docker" "start" "-a" "52c18b932b33b17be88b418f66c2e19946d02a4f7fa13504bf6c1ec060b60096", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "52c18b932b33b17be88b418f66c2e19946d02a4f7fa13504bf6c1ec060b60096", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52c18b932b33b17be88b418f66c2e19946d02a4f7fa13504bf6c1ec060b60096", kill_on_drop: false }`
[INFO] [stdout] 52c18b932b33b17be88b418f66c2e19946d02a4f7fa13504bf6c1ec060b60096
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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] 854c2a6b084c12343389d9da21cc6d75b9105acacc6dda1c3cad9fcc0773be93
[INFO] running `Command { std: "docker" "start" "-a" "854c2a6b084c12343389d9da21cc6d75b9105acacc6dda1c3cad9fcc0773be93", kill_on_drop: false }`
[INFO] [stderr]    Compiling cascade v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "854c2a6b084c12343389d9da21cc6d75b9105acacc6dda1c3cad9fcc0773be93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "854c2a6b084c12343389d9da21cc6d75b9105acacc6dda1c3cad9fcc0773be93", kill_on_drop: false }`
[INFO] [stdout] 854c2a6b084c12343389d9da21cc6d75b9105acacc6dda1c3cad9fcc0773be93
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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] 97e2431d02caa888d9348d28ec60ea2365feacbb208aea0b6d9c05e4ca263178
[INFO] running `Command { std: "docker" "start" "-a" "97e2431d02caa888d9348d28ec60ea2365feacbb208aea0b6d9c05e4ca263178", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cascade v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.59s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/cascade-4a8dacefb5314cd2)
[INFO] running `Command { std: "docker" "inspect" "97e2431d02caa888d9348d28ec60ea2365feacbb208aea0b6d9c05e4ca263178", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97e2431d02caa888d9348d28ec60ea2365feacbb208aea0b6d9c05e4ca263178", kill_on_drop: false }`
[INFO] [stdout] 97e2431d02caa888d9348d28ec60ea2365feacbb208aea0b6d9c05e4ca263178
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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] 9e24c3fb5ad1bbd8013db0eef665187c04e4155abb9958ce24f159932d80814f
[INFO] running `Command { std: "docker" "start" "-a" "9e24c3fb5ad1bbd8013db0eef665187c04e4155abb9958ce24f159932d80814f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.35s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/cascade-4a8dacefb5314cd2)
[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 cascade
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - cascade (line 58) ... ok
[INFO] [stdout] test src/lib.rs - cascade (line 11) ... ok
[INFO] [stdout] test src/lib.rs - cascade (line 43) ... ok
[INFO] [stdout] test src/lib.rs - cascade (line 28) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.33s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9e24c3fb5ad1bbd8013db0eef665187c04e4155abb9958ce24f159932d80814f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e24c3fb5ad1bbd8013db0eef665187c04e4155abb9958ce24f159932d80814f", kill_on_drop: false }`
[INFO] [stdout] 9e24c3fb5ad1bbd8013db0eef665187c04e4155abb9958ce24f159932d80814f