[INFO] fetching crate postform_serial 0.4.0...
[INFO] testing postform_serial-0.4.0 against master#404c8471aba60c2d837fa728e7c729a0f52d5830 for pr-87041-1
[INFO] extracting crate postform_serial 0.4.0 into /workspace/builds/worker-87/source
[INFO] validating manifest of crates.io crate postform_serial 0.4.0 on toolchain 404c8471aba60c2d837fa728e7c729a0f52d5830
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+404c8471aba60c2d837fa728e7c729a0f52d5830" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate postform_serial 0.4.0
[INFO] finished tweaking crates.io crate postform_serial 0.4.0
[INFO] tweaked toml for crates.io crate postform_serial 0.4.0 written to /workspace/builds/worker-87/source/Cargo.toml
[INFO] crate crates.io crate postform_serial 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+404c8471aba60c2d837fa728e7c729a0f52d5830" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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:a429bb59b7a3b4e7270a4b4c243bb115fc561d8f62ec34ef63a0a36cabf65dfd" "/opt/rustwide/cargo-home/bin/cargo" "+404c8471aba60c2d837fa728e7c729a0f52d5830" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fc9507f80ffe2dba40f441a753b0706ebc4e8dd554c69c04c220ba451a230d3b
[INFO] running `Command { std: "docker" "start" "-a" "fc9507f80ffe2dba40f441a753b0706ebc4e8dd554c69c04c220ba451a230d3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fc9507f80ffe2dba40f441a753b0706ebc4e8dd554c69c04c220ba451a230d3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc9507f80ffe2dba40f441a753b0706ebc4e8dd554c69c04c220ba451a230d3b", kill_on_drop: false }`
[INFO] [stdout] fc9507f80ffe2dba40f441a753b0706ebc4e8dd554c69c04c220ba451a230d3b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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=forbid" "-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:a429bb59b7a3b4e7270a4b4c243bb115fc561d8f62ec34ef63a0a36cabf65dfd" "/opt/rustwide/cargo-home/bin/cargo" "+404c8471aba60c2d837fa728e7c729a0f52d5830" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 11d21eb7ea27c5929dde79f4c182ac3c6250c6b74f0619c60b7b98130e0f56d5
[INFO] running `Command { std: "docker" "start" "-a" "11d21eb7ea27c5929dde79f4c182ac3c6250c6b74f0619c60b7b98130e0f56d5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling once_cell v1.7.2
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling bindgen v0.57.0
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.6
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling gimli v0.24.0
[INFO] [stderr]    Compiling eyre v0.6.5
[INFO] [stderr]    Compiling nix v0.16.1
[INFO] [stderr]    Compiling wasmparser v0.57.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling owo-colors v1.3.0
[INFO] [stderr]    Compiling object v0.24.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.19
[INFO] [stderr]    Compiling leb128 v0.2.4
[INFO] [stderr]    Compiling rcobs v0.1.1
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling clang-sys v1.2.0
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling libloading v0.7.0
[INFO] [stderr]    Compiling tracing-core v0.1.18
[INFO] [stderr]    Compiling sharded-slab v0.1.1
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling tracing-subscriber v0.2.18
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling backtrace v0.3.59
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling flate2 v1.0.20
[INFO] [stderr]    Compiling nix v0.20.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling libudev v0.2.0
[INFO] [stderr]    Compiling addr2line v0.15.1
[INFO] [stderr]    Compiling object v0.22.0
[INFO] [stderr]    Compiling env_logger v0.8.3
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling serialport v4.0.1
[INFO] [stderr]    Compiling ctrlc v3.1.9
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling strum_macros v0.20.1
[INFO] [stderr]    Compiling thiserror v1.0.25
[INFO] [stderr]    Compiling tracing v0.1.26
[INFO] [stderr]    Compiling structopt v0.3.21
[INFO] [stderr]    Compiling tracing-error v0.1.2
[INFO] [stderr]    Compiling postform_decoder v0.4.0
[INFO] [stderr]    Compiling color-spantrace v0.1.6
[INFO] [stderr]    Compiling color-eyre v0.5.11
[INFO] [stderr]    Compiling postform_serial v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.82s
[INFO] running `Command { std: "docker" "inspect" "11d21eb7ea27c5929dde79f4c182ac3c6250c6b74f0619c60b7b98130e0f56d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11d21eb7ea27c5929dde79f4c182ac3c6250c6b74f0619c60b7b98130e0f56d5", kill_on_drop: false }`
[INFO] [stdout] 11d21eb7ea27c5929dde79f4c182ac3c6250c6b74f0619c60b7b98130e0f56d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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=forbid" "-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:a429bb59b7a3b4e7270a4b4c243bb115fc561d8f62ec34ef63a0a36cabf65dfd" "/opt/rustwide/cargo-home/bin/cargo" "+404c8471aba60c2d837fa728e7c729a0f52d5830" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f7199713dbd6bb77355b2d33b407f7321d4e43227c8bac7685f1429dcf767344
[INFO] running `Command { std: "docker" "start" "-a" "f7199713dbd6bb77355b2d33b407f7321d4e43227c8bac7685f1429dcf767344", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling postform_serial v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "f7199713dbd6bb77355b2d33b407f7321d4e43227c8bac7685f1429dcf767344", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7199713dbd6bb77355b2d33b407f7321d4e43227c8bac7685f1429dcf767344", kill_on_drop: false }`
[INFO] [stdout] f7199713dbd6bb77355b2d33b407f7321d4e43227c8bac7685f1429dcf767344
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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=forbid" "-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:a429bb59b7a3b4e7270a4b4c243bb115fc561d8f62ec34ef63a0a36cabf65dfd" "/opt/rustwide/cargo-home/bin/cargo" "+404c8471aba60c2d837fa728e7c729a0f52d5830" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 58e8d8d0137688fa2f954f3550f1217775d172b09f927272e69fb69b52ff14bc
[INFO] running `Command { std: "docker" "start" "-a" "58e8d8d0137688fa2f954f3550f1217775d172b09f927272e69fb69b52ff14bc", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/postform_serial-7d687b8170ff6667)
[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" "58e8d8d0137688fa2f954f3550f1217775d172b09f927272e69fb69b52ff14bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58e8d8d0137688fa2f954f3550f1217775d172b09f927272e69fb69b52ff14bc", kill_on_drop: false }`
[INFO] [stdout] 58e8d8d0137688fa2f954f3550f1217775d172b09f927272e69fb69b52ff14bc