[INFO] fetching crate dune-txn 0.0.0...
[INFO] testing dune-txn-0.0.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate dune-txn 0.0.0 into /workspace/builds/worker-119/source
[INFO] validating manifest of crates.io crate dune-txn 0.0.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dune-txn 0.0.0
[INFO] finished tweaking crates.io crate dune-txn 0.0.0
[INFO] tweaked toml for crates.io crate dune-txn 0.0.0 written to /workspace/builds/worker-119/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b8e21672ef3f5efa9b04b44c3556b5708c760da6026db68bb7407a63dbe2306d
[INFO] running `Command { std: "docker" "start" "-a" "b8e21672ef3f5efa9b04b44c3556b5708c760da6026db68bb7407a63dbe2306d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b8e21672ef3f5efa9b04b44c3556b5708c760da6026db68bb7407a63dbe2306d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8e21672ef3f5efa9b04b44c3556b5708c760da6026db68bb7407a63dbe2306d", kill_on_drop: false }`
[INFO] [stdout] b8e21672ef3f5efa9b04b44c3556b5708c760da6026db68bb7407a63dbe2306d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 09f08d3c9b39f423e6cab7b39f63c6d4499e9cb9a51e814d8ea57c2c66a159d3
[INFO] running `Command { std: "docker" "start" "-a" "09f08d3c9b39f423e6cab7b39f63c6d4499e9cb9a51e814d8ea57c2c66a159d3", kill_on_drop: false }`
[INFO] [stderr]    Compiling dune-txn v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "09f08d3c9b39f423e6cab7b39f63c6d4499e9cb9a51e814d8ea57c2c66a159d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09f08d3c9b39f423e6cab7b39f63c6d4499e9cb9a51e814d8ea57c2c66a159d3", kill_on_drop: false }`
[INFO] [stdout] 09f08d3c9b39f423e6cab7b39f63c6d4499e9cb9a51e814d8ea57c2c66a159d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3285bd61ff4a62feca184d22c727e6b1f7bd110e532a9f41a3a4604303ad3283
[INFO] running `Command { std: "docker" "start" "-a" "3285bd61ff4a62feca184d22c727e6b1f7bd110e532a9f41a3a4604303ad3283", kill_on_drop: false }`
[INFO] [stderr]    Compiling dune-txn v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "3285bd61ff4a62feca184d22c727e6b1f7bd110e532a9f41a3a4604303ad3283", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3285bd61ff4a62feca184d22c727e6b1f7bd110e532a9f41a3a4604303ad3283", kill_on_drop: false }`
[INFO] [stdout] 3285bd61ff4a62feca184d22c727e6b1f7bd110e532a9f41a3a4604303ad3283
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f30e57829e3200a780e427ba45a69d68c7e14c26f337ace9733ca73591624311
[INFO] running `Command { std: "docker" "start" "-a" "f30e57829e3200a780e427ba45a69d68c7e14c26f337ace9733ca73591624311", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dune_txn-4a162d6216e39ce6)
[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 dune-txn
[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" "f30e57829e3200a780e427ba45a69d68c7e14c26f337ace9733ca73591624311", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f30e57829e3200a780e427ba45a69d68c7e14c26f337ace9733ca73591624311", kill_on_drop: false }`
[INFO] [stdout] f30e57829e3200a780e427ba45a69d68c7e14c26f337ace9733ca73591624311