[INFO] fetching crate serde 1.0.136...
[INFO] testing serde-1.0.136 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate serde 1.0.136 into /workspace/builds/worker-55/source
[INFO] validating manifest of crates.io crate serde 1.0.136 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate serde 1.0.136
[INFO] finished tweaking crates.io crate serde 1.0.136
[INFO] tweaked toml for crates.io crate serde 1.0.136 written to /workspace/builds/worker-55/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 21faac1b48c39b057db7e0cd3508301e8ebcd81343f87183b3116aba4dbac676
[INFO] running `Command { std: "docker" "start" "-a" "21faac1b48c39b057db7e0cd3508301e8ebcd81343f87183b3116aba4dbac676", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "21faac1b48c39b057db7e0cd3508301e8ebcd81343f87183b3116aba4dbac676", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21faac1b48c39b057db7e0cd3508301e8ebcd81343f87183b3116aba4dbac676", kill_on_drop: false }`
[INFO] [stdout] 21faac1b48c39b057db7e0cd3508301e8ebcd81343f87183b3116aba4dbac676
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 897908f65e45bd90d0e240e7176481db38321f326bd714891b6a128933587664
[INFO] running `Command { std: "docker" "start" "-a" "897908f65e45bd90d0e240e7176481db38321f326bd714891b6a128933587664", 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] [stderr]    Compiling serde v1.0.136 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.39s
[INFO] running `Command { std: "docker" "inspect" "897908f65e45bd90d0e240e7176481db38321f326bd714891b6a128933587664", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "897908f65e45bd90d0e240e7176481db38321f326bd714891b6a128933587664", kill_on_drop: false }`
[INFO] [stdout] 897908f65e45bd90d0e240e7176481db38321f326bd714891b6a128933587664
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2c1c799de82bae14245cbf4f4a84a6ecb1d37ced3b8f7a766154fb297fb6bcb
[INFO] running `Command { std: "docker" "start" "-a" "f2c1c799de82bae14245cbf4f4a84a6ecb1d37ced3b8f7a766154fb297fb6bcb", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.136 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.37s
[INFO] running `Command { std: "docker" "inspect" "f2c1c799de82bae14245cbf4f4a84a6ecb1d37ced3b8f7a766154fb297fb6bcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2c1c799de82bae14245cbf4f4a84a6ecb1d37ced3b8f7a766154fb297fb6bcb", kill_on_drop: false }`
[INFO] [stdout] f2c1c799de82bae14245cbf4f4a84a6ecb1d37ced3b8f7a766154fb297fb6bcb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 461500e2c70ed6f69d82cfa9983d668e312b4f21f60b33df7e20890cca998580
[INFO] running `Command { std: "docker" "start" "-a" "461500e2c70ed6f69d82cfa9983d668e312b4f21f60b33df7e20890cca998580", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/serde-5d6c191456ae53a3)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test ser::impls::test_format_u8 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests serde
[INFO] [stdout] 
[INFO] [stdout] running 71 tests
[INFO] [stdout] test src/ser/fmt.rs - ser::fmt::&'amutfmt::Formatter (line 20) ... FAILED
[INFO] [stdout] test src/de/value.rs - de::value (line 4) ... FAILED
[INFO] [stdout] test src/de/mod.rs - de::IntoDeserializer (line 2237) ... FAILED
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name serde --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern serde=/opt/rustwide/target/debug/deps/libserde-37434fe8e343884b.rlib --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-95fb63c5ad80202a.so -C embed-bitcode=no --cfg 'feature="default"' --cfg 'feature="std"' --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "461500e2c70ed6f69d82cfa9983d668e312b4f21f60b33df7e20890cca998580", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "461500e2c70ed6f69d82cfa9983d668e312b4f21f60b33df7e20890cca998580", kill_on_drop: false }`
[INFO] [stdout] 461500e2c70ed6f69d82cfa9983d668e312b4f21f60b33df7e20890cca998580