[INFO] fetching crate postcard-derive 0.2.1...
[INFO] testing postcard-derive-0.2.1 against master#ebf0cf75d368c035f4c7e7246d203bd469ee4a51 for pr-137940
[INFO] extracting crate postcard-derive 0.2.1 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate postcard-derive 0.2.1 on toolchain ebf0cf75d368c035f4c7e7246d203bd469ee4a51
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate postcard-derive 0.2.1
[INFO] finished tweaking crates.io crate postcard-derive 0.2.1
[INFO] tweaked toml for crates.io crate postcard-derive 0.2.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3eb7b410799cb1be4e39729684ec2d2c627ae9c9cb6d99639de9caa21ac3ee31
[INFO] running `Command { std: "docker" "start" "-a" "3eb7b410799cb1be4e39729684ec2d2c627ae9c9cb6d99639de9caa21ac3ee31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3eb7b410799cb1be4e39729684ec2d2c627ae9c9cb6d99639de9caa21ac3ee31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3eb7b410799cb1be4e39729684ec2d2c627ae9c9cb6d99639de9caa21ac3ee31", kill_on_drop: false }`
[INFO] [stdout] 3eb7b410799cb1be4e39729684ec2d2c627ae9c9cb6d99639de9caa21ac3ee31
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f073bd5be52d59808e3e4db8be35708ab37a25d6eb58d8e425d6d2caccdedf62
[INFO] running `Command { std: "docker" "start" "-a" "f073bd5be52d59808e3e4db8be35708ab37a25d6eb58d8e425d6d2caccdedf62", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling postcard-derive v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.57s
[INFO] running `Command { std: "docker" "inspect" "f073bd5be52d59808e3e4db8be35708ab37a25d6eb58d8e425d6d2caccdedf62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f073bd5be52d59808e3e4db8be35708ab37a25d6eb58d8e425d6d2caccdedf62", kill_on_drop: false }`
[INFO] [stdout] f073bd5be52d59808e3e4db8be35708ab37a25d6eb58d8e425d6d2caccdedf62
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d5e31155a26266c77b7b30efdf4c907e5dfd6e175a9fcb6022b7e20764871d44
[INFO] running `Command { std: "docker" "start" "-a" "d5e31155a26266c77b7b30efdf4c907e5dfd6e175a9fcb6022b7e20764871d44", kill_on_drop: false }`
[INFO] [stderr]    Compiling postcard-derive v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "d5e31155a26266c77b7b30efdf4c907e5dfd6e175a9fcb6022b7e20764871d44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5e31155a26266c77b7b30efdf4c907e5dfd6e175a9fcb6022b7e20764871d44", kill_on_drop: false }`
[INFO] [stdout] d5e31155a26266c77b7b30efdf4c907e5dfd6e175a9fcb6022b7e20764871d44
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d8919f39e4a233fee0e158532f490ba872495609367eea660b1bf3eda43f0d81
[INFO] running `Command { std: "docker" "start" "-a" "d8919f39e4a233fee0e158532f490ba872495609367eea660b1bf3eda43f0d81", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/postcard_derive-0f0c3d9d741d5c08)
[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 postcard_derive
[INFO] [stderr] error: failed to create temporary directory: Custom { kind: StorageFull, error: PathError { path: "/tmp/rustdoctestQwHk9b", err: Os { code: 28, kind: StorageFull, message: "No space left on device" } } }
[INFO] [stderr] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/bin/rustdoc --edition=2021 --crate-type proc-macro --color auto --crate-name postcard_derive --test src/lib.rs --test-run-directory /opt/rustwide/workdir -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern postcard_derive=/opt/rustwide/target/debug/deps/libpostcard_derive-c18efd1a94d32993.so --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-17f2eeaa33d456c5.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-e976b2532402682d.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-41ee6f765af5d43e.rlib --extern proc_macro -C embed-bitcode=no --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values())' --cap-lints=forbid --error-format human` (exit status: 1)
[INFO] [stderr] note: test exited abnormally; to see the full output pass --nocapture to the harness.
[INFO] running `Command { std: "docker" "inspect" "d8919f39e4a233fee0e158532f490ba872495609367eea660b1bf3eda43f0d81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8919f39e4a233fee0e158532f490ba872495609367eea660b1bf3eda43f0d81", kill_on_drop: false }`
[INFO] [stdout] d8919f39e4a233fee0e158532f490ba872495609367eea660b1bf3eda43f0d81