[INFO] fetching crate serde_prefix 0.1.0... [INFO] testing serde_prefix-0.1.0 against beta-2021-09-08 for beta-1.56-1 [INFO] extracting crate serde_prefix 0.1.0 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate serde_prefix 0.1.0 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 serde_prefix 0.1.0 [INFO] finished tweaking crates.io crate serde_prefix 0.1.0 [INFO] tweaked toml for crates.io crate serde_prefix 0.1.0 written to /workspace/builds/worker-0/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] 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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 00381f121b10a37f66b6487993a12239d195bf4431e56f2befabda3ecaa5de2a [INFO] running `Command { std: "docker" "start" "-a" "00381f121b10a37f66b6487993a12239d195bf4431e56f2befabda3ecaa5de2a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "00381f121b10a37f66b6487993a12239d195bf4431e56f2befabda3ecaa5de2a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "00381f121b10a37f66b6487993a12239d195bf4431e56f2befabda3ecaa5de2a", kill_on_drop: false }` [INFO] [stdout] 00381f121b10a37f66b6487993a12239d195bf4431e56f2befabda3ecaa5de2a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 2dd688483cfbdbaff352dbe3e64127ac64eaed2fc878582d428486ffaa4462b1 [INFO] running `Command { std: "docker" "start" "-a" "2dd688483cfbdbaff352dbe3e64127ac64eaed2fc878582d428486ffaa4462b1", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling serde_prefix v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.50s [INFO] running `Command { std: "docker" "inspect" "2dd688483cfbdbaff352dbe3e64127ac64eaed2fc878582d428486ffaa4462b1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2dd688483cfbdbaff352dbe3e64127ac64eaed2fc878582d428486ffaa4462b1", kill_on_drop: false }` [INFO] [stdout] 2dd688483cfbdbaff352dbe3e64127ac64eaed2fc878582d428486ffaa4462b1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 8bf06ecb5179d67d896c8ea95157bd3899b0b5d06b8e968860327a5250cd748c [INFO] running `Command { std: "docker" "start" "-a" "8bf06ecb5179d67d896c8ea95157bd3899b0b5d06b8e968860327a5250cd748c", kill_on_drop: false }` [INFO] [stderr] Compiling serde_prefix v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.53s [INFO] running `Command { std: "docker" "inspect" "8bf06ecb5179d67d896c8ea95157bd3899b0b5d06b8e968860327a5250cd748c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8bf06ecb5179d67d896c8ea95157bd3899b0b5d06b8e968860327a5250cd748c", kill_on_drop: false }` [INFO] [stdout] 8bf06ecb5179d67d896c8ea95157bd3899b0b5d06b8e968860327a5250cd748c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] cbbcab6efec29b277ffd9889aecc5dbc64e8aad62ea0397e33434fe1ecd0f310 [INFO] running `Command { std: "docker" "start" "-a" "cbbcab6efec29b277ffd9889aecc5dbc64e8aad62ea0397e33434fe1ecd0f310", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stdout] running 0 tests [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/serde_prefix-e73c8d4b29b58741) [INFO] [stdout] [INFO] [stderr] Running tests/test_prefix.rs (/opt/rustwide/target/debug/deps/test_prefix-36b528e06a7ecdda) [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] Doc-tests serde_prefix [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test test_enum ... ok [INFO] [stdout] test test_prefix_struct ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [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" "cbbcab6efec29b277ffd9889aecc5dbc64e8aad62ea0397e33434fe1ecd0f310", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cbbcab6efec29b277ffd9889aecc5dbc64e8aad62ea0397e33434fe1ecd0f310", kill_on_drop: false }` [INFO] [stdout] cbbcab6efec29b277ffd9889aecc5dbc64e8aad62ea0397e33434fe1ecd0f310