[INFO] fetching crate prefix_num_ops 0.1.3...
[INFO] testing prefix_num_ops-0.1.3 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate prefix_num_ops 0.1.3 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate prefix_num_ops 0.1.3 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 prefix_num_ops 0.1.3
[INFO] finished tweaking crates.io crate prefix_num_ops 0.1.3
[INFO] tweaked toml for crates.io crate prefix_num_ops 0.1.3 written to /workspace/builds/worker-0/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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 27b7d3cc0f84ab0e429e6feb70bc579126d3a9b4e31707011fa476601ba392bf
[INFO] running `Command { std: "docker" "start" "-a" "27b7d3cc0f84ab0e429e6feb70bc579126d3a9b4e31707011fa476601ba392bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "27b7d3cc0f84ab0e429e6feb70bc579126d3a9b4e31707011fa476601ba392bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27b7d3cc0f84ab0e429e6feb70bc579126d3a9b4e31707011fa476601ba392bf", kill_on_drop: false }`
[INFO] [stdout] 27b7d3cc0f84ab0e429e6feb70bc579126d3a9b4e31707011fa476601ba392bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 2c78926ed1993efb793e5e05bc401f226a42103fd20f9f1bcf8ad274a35e5a9e
[INFO] running `Command { std: "docker" "start" "-a" "2c78926ed1993efb793e5e05bc401f226a42103fd20f9f1bcf8ad274a35e5a9e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling prefix_num_ops v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.21s
[INFO] running `Command { std: "docker" "inspect" "2c78926ed1993efb793e5e05bc401f226a42103fd20f9f1bcf8ad274a35e5a9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c78926ed1993efb793e5e05bc401f226a42103fd20f9f1bcf8ad274a35e5a9e", kill_on_drop: false }`
[INFO] [stdout] 2c78926ed1993efb793e5e05bc401f226a42103fd20f9f1bcf8ad274a35e5a9e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 495e30ea7707e2b057f2d0794b7843ff4299e7e28d818d727ee116f7faa92684
[INFO] running `Command { std: "docker" "start" "-a" "495e30ea7707e2b057f2d0794b7843ff4299e7e28d818d727ee116f7faa92684", kill_on_drop: false }`
[INFO] [stderr]    Compiling prefix_num_ops v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.49s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/prefix_num_ops-175adc44789adcf2)
[INFO] running `Command { std: "docker" "inspect" "495e30ea7707e2b057f2d0794b7843ff4299e7e28d818d727ee116f7faa92684", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "495e30ea7707e2b057f2d0794b7843ff4299e7e28d818d727ee116f7faa92684", kill_on_drop: false }`
[INFO] [stdout] 495e30ea7707e2b057f2d0794b7843ff4299e7e28d818d727ee116f7faa92684
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] d5475f91055ff302f621c09a10b6fb98cb586d4321f6847de551a63b6a331f20
[INFO] running `Command { std: "docker" "start" "-a" "d5475f91055ff302f621c09a10b6fb98cb586d4321f6847de551a63b6a331f20", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/prefix_num_ops-175adc44789adcf2)
[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 prefix_num_ops
[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" "d5475f91055ff302f621c09a10b6fb98cb586d4321f6847de551a63b6a331f20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5475f91055ff302f621c09a10b6fb98cb586d4321f6847de551a63b6a331f20", kill_on_drop: false }`
[INFO] [stdout] d5475f91055ff302f621c09a10b6fb98cb586d4321f6847de551a63b6a331f20