[INFO] fetching crate futures_cbor_codec 0.3.1...
[INFO] testing futures_cbor_codec-0.3.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate futures_cbor_codec 0.3.1 into /workspace/builds/worker-99/source
[INFO] validating manifest of crates.io crate futures_cbor_codec 0.3.1 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 futures_cbor_codec 0.3.1
[INFO] finished tweaking crates.io crate futures_cbor_codec 0.3.1
[INFO] tweaked toml for crates.io crate futures_cbor_codec 0.3.1 written to /workspace/builds/worker-99/source/Cargo.toml
[INFO] crate crates.io crate futures_cbor_codec 0.3.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded futures_ringbuf v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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] 79db2f1c5e7d33d27c85dde418d622666d77c7bf6a21625db26c79e58b4f7f0d
[INFO] running `Command { std: "docker" "start" "-a" "79db2f1c5e7d33d27c85dde418d622666d77c7bf6a21625db26c79e58b4f7f0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "79db2f1c5e7d33d27c85dde418d622666d77c7bf6a21625db26c79e58b4f7f0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79db2f1c5e7d33d27c85dde418d622666d77c7bf6a21625db26c79e58b4f7f0d", kill_on_drop: false }`
[INFO] [stdout] 79db2f1c5e7d33d27c85dde418d622666d77c7bf6a21625db26c79e58b4f7f0d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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] 1bc7a78673fe1c271e8de3855cc7db73e5c141d8c2c669c8a195548050b8b8da
[INFO] running `Command { std: "docker" "start" "-a" "1bc7a78673fe1c271e8de3855cc7db73e5c141d8c2c669c8a195548050b8b8da", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]    Compiling semver v1.0.3
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]    Compiling futures-sink v0.3.15
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling slab v0.4.3
[INFO] [stderr]    Compiling futures-io v0.3.15
[INFO] [stderr]    Compiling pin-project-lite v0.2.6
[INFO] [stderr]    Compiling half v1.7.1
[INFO] [stderr]    Compiling bytes v1.0.1
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling futures_cbor_codec v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling asynchronous-codec v0.6.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.40s
[INFO] running `Command { std: "docker" "inspect" "1bc7a78673fe1c271e8de3855cc7db73e5c141d8c2c669c8a195548050b8b8da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bc7a78673fe1c271e8de3855cc7db73e5c141d8c2c669c8a195548050b8b8da", kill_on_drop: false }`
[INFO] [stdout] 1bc7a78673fe1c271e8de3855cc7db73e5c141d8c2c669c8a195548050b8b8da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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] 17d57424c2685bb85bb122e591cb93bc4c7ec9efc81184d9ba69c972e1e66947
[INFO] running `Command { std: "docker" "start" "-a" "17d57424c2685bb85bb122e591cb93bc4c7ec9efc81184d9ba69c972e1e66947", kill_on_drop: false }`
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling cache-padded v1.1.1
[INFO] [stderr]    Compiling futures_ringbuf v0.3.1
[INFO] [stderr]    Compiling futures-executor v0.3.15
[INFO] [stderr]    Compiling ringbuf v0.2.5
[INFO] [stderr]    Compiling futures v0.3.15
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling log-derive v0.4.1
[INFO] [stderr]    Compiling futures_cbor_codec v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 7.95s
[INFO] running `Command { std: "docker" "inspect" "17d57424c2685bb85bb122e591cb93bc4c7ec9efc81184d9ba69c972e1e66947", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17d57424c2685bb85bb122e591cb93bc4c7ec9efc81184d9ba69c972e1e66947", kill_on_drop: false }`
[INFO] [stdout] 17d57424c2685bb85bb122e591cb93bc4c7ec9efc81184d9ba69c972e1e66947
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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] 5316f9249f75fc8513e28b69861d2a26e47beeff5cf6e109f1ef40cdb58d9421
[INFO] running `Command { std: "docker" "start" "-a" "5316f9249f75fc8513e28b69861d2a26e47beeff5cf6e109f1ef40cdb58d9421", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/futures_cbor_codec-edc526a4d8fa9f12)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::decode_codec ... ok
[INFO] [stdout] test tests::decode_only ... ok
[INFO] [stdout] test tests::encode_only ... ok
[INFO] [stdout] test tests::encode_packed ... ok
[INFO] [stdout] test tests::encode_codec ... ok
[INFO] [stdout] test tests::is_sync ... ok
[INFO] [stdout] test tests::is_send ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests futures_cbor_codec
[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" "5316f9249f75fc8513e28b69861d2a26e47beeff5cf6e109f1ef40cdb58d9421", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5316f9249f75fc8513e28b69861d2a26e47beeff5cf6e109f1ef40cdb58d9421", kill_on_drop: false }`
[INFO] [stdout] 5316f9249f75fc8513e28b69861d2a26e47beeff5cf6e109f1ef40cdb58d9421