[INFO] fetching crate prog1 1.0.0...
[INFO] testing prog1-1.0.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate prog1 1.0.0 into /workspace/builds/worker-20/source
[INFO] validating manifest of crates.io crate prog1 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 prog1 1.0.0
[INFO] finished tweaking crates.io crate prog1 1.0.0
[INFO] tweaked toml for crates.io crate prog1 1.0.0 written to /workspace/builds/worker-20/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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] bbe6586ae7c1b27b13180f373178dca535db0bd40368b82e03b112c6266a1a09
[INFO] running `Command { std: "docker" "start" "-a" "bbe6586ae7c1b27b13180f373178dca535db0bd40368b82e03b112c6266a1a09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bbe6586ae7c1b27b13180f373178dca535db0bd40368b82e03b112c6266a1a09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbe6586ae7c1b27b13180f373178dca535db0bd40368b82e03b112c6266a1a09", kill_on_drop: false }`
[INFO] [stdout] bbe6586ae7c1b27b13180f373178dca535db0bd40368b82e03b112c6266a1a09
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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] eab816f0b478fd63af0a06747663358ff4cf45a2ff777725529f2c44af6ec50c
[INFO] running `Command { std: "docker" "start" "-a" "eab816f0b478fd63af0a06747663358ff4cf45a2ff777725529f2c44af6ec50c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling prog1 v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.82s
[INFO] running `Command { std: "docker" "inspect" "eab816f0b478fd63af0a06747663358ff4cf45a2ff777725529f2c44af6ec50c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eab816f0b478fd63af0a06747663358ff4cf45a2ff777725529f2c44af6ec50c", kill_on_drop: false }`
[INFO] [stdout] eab816f0b478fd63af0a06747663358ff4cf45a2ff777725529f2c44af6ec50c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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] 36394adf0373f9a80110367fc6f06dd9eac5821087a738e403bc1f1332af2d79
[INFO] running `Command { std: "docker" "start" "-a" "36394adf0373f9a80110367fc6f06dd9eac5821087a738e403bc1f1332af2d79", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling prog1 v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.61s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/prog1-53bac644324226ee)
[INFO] running `Command { std: "docker" "inspect" "36394adf0373f9a80110367fc6f06dd9eac5821087a738e403bc1f1332af2d79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36394adf0373f9a80110367fc6f06dd9eac5821087a738e403bc1f1332af2d79", kill_on_drop: false }`
[INFO] [stdout] 36394adf0373f9a80110367fc6f06dd9eac5821087a738e403bc1f1332af2d79
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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] af00c413cfbc58880f3a5693791355482331fe8f0fb34f36812ec1d979d5471a
[INFO] running `Command { std: "docker" "start" "-a" "af00c413cfbc58880f3a5693791355482331fe8f0fb34f36812ec1d979d5471a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/prog1-53bac644324226ee)
[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 prog1
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 19) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.34s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "af00c413cfbc58880f3a5693791355482331fe8f0fb34f36812ec1d979d5471a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af00c413cfbc58880f3a5693791355482331fe8f0fb34f36812ec1d979d5471a", kill_on_drop: false }`
[INFO] [stdout] af00c413cfbc58880f3a5693791355482331fe8f0fb34f36812ec1d979d5471a