[INFO] fetching crate objstor 0.4.20...
[INFO] testing objstor-0.4.20 against 1.90.0 for beta-1.91-3
[INFO] extracting crate objstor 0.4.20 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate objstor 0.4.20
[INFO] finished tweaking crates.io crate objstor 0.4.20
[INFO] tweaked toml for crates.io crate objstor 0.4.20 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate objstor 0.4.20 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate objstor 0.4.20 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fcf67b8ae04d52beeb2f857ab8477fb5e14b3ee68b3f1bc26eb79605fc6b02a3
[INFO] running `Command { std: "docker" "start" "-a" "fcf67b8ae04d52beeb2f857ab8477fb5e14b3ee68b3f1bc26eb79605fc6b02a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fcf67b8ae04d52beeb2f857ab8477fb5e14b3ee68b3f1bc26eb79605fc6b02a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcf67b8ae04d52beeb2f857ab8477fb5e14b3ee68b3f1bc26eb79605fc6b02a3", kill_on_drop: false }`
[INFO] [stdout] fcf67b8ae04d52beeb2f857ab8477fb5e14b3ee68b3f1bc26eb79605fc6b02a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 977bea4ab5a37a0ce170684f61412687d81e4734d8685519194eacd0f774eb0b
[INFO] running `Command { std: "docker" "start" "-a" "977bea4ab5a37a0ce170684f61412687d81e4734d8685519194eacd0f774eb0b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
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[INFO] [stderr]    Compiling async-trait v0.1.56
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[INFO] [stderr]    Compiling json5 v0.4.1
[INFO] [stderr]    Compiling config v0.13.1
[INFO] [stderr]    Compiling objstor v0.4.20 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 36.83s
[INFO] running `Command { std: "docker" "inspect" "977bea4ab5a37a0ce170684f61412687d81e4734d8685519194eacd0f774eb0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "977bea4ab5a37a0ce170684f61412687d81e4734d8685519194eacd0f774eb0b", kill_on_drop: false }`
[INFO] [stdout] 977bea4ab5a37a0ce170684f61412687d81e4734d8685519194eacd0f774eb0b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e40e73fd6487029485fba32e25b6d785604bbd7a23542bb38db4a37ebcb9db9d
[INFO] running `Command { std: "docker" "start" "-a" "e40e73fd6487029485fba32e25b6d785604bbd7a23542bb38db4a37ebcb9db9d", kill_on_drop: false }`
[INFO] [stderr]    Compiling objstor v0.4.20 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "e40e73fd6487029485fba32e25b6d785604bbd7a23542bb38db4a37ebcb9db9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e40e73fd6487029485fba32e25b6d785604bbd7a23542bb38db4a37ebcb9db9d", kill_on_drop: false }`
[INFO] [stdout] e40e73fd6487029485fba32e25b6d785604bbd7a23542bb38db4a37ebcb9db9d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ef517916e400d09c9a249dfd4ff6426844f02c343641462616168594450e7b52
[INFO] running `Command { std: "docker" "start" "-a" "ef517916e400d09c9a249dfd4ff6426844f02c343641462616168594450e7b52", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/objstor-7be5858bc1dacd50)
[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]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/objstor-6d25fdfee2c8a264)
[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 objstor
[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" "ef517916e400d09c9a249dfd4ff6426844f02c343641462616168594450e7b52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef517916e400d09c9a249dfd4ff6426844f02c343641462616168594450e7b52", kill_on_drop: false }`
[INFO] [stdout] ef517916e400d09c9a249dfd4ff6426844f02c343641462616168594450e7b52