[INFO] fetching crate proc-macro-error 1.0.4...
[INFO] testing proc-macro-error-1.0.4 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate proc-macro-error 1.0.4 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate proc-macro-error 1.0.4 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate proc-macro-error 1.0.4
[INFO] finished tweaking crates.io crate proc-macro-error 1.0.4
[INFO] tweaked toml for crates.io crate proc-macro-error 1.0.4 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded toml v0.5.2
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b10b513a6617f4e9155ac0d33a105924fe968b69d063c476ca7df9e66ca0df25
[INFO] running `Command { std: "docker" "start" "-a" "b10b513a6617f4e9155ac0d33a105924fe968b69d063c476ca7df9e66ca0df25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b10b513a6617f4e9155ac0d33a105924fe968b69d063c476ca7df9e66ca0df25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b10b513a6617f4e9155ac0d33a105924fe968b69d063c476ca7df9e66ca0df25", kill_on_drop: false }`
[INFO] [stdout] b10b513a6617f4e9155ac0d33a105924fe968b69d063c476ca7df9e66ca0df25
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3236cfd5fac7c0b9ee492fd75ac44ab2bf30b8a1b4f903c069efb4f9a2c9b30a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3236cfd5fac7c0b9ee492fd75ac44ab2bf30b8a1b4f903c069efb4f9a2c9b30a", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.67s
[INFO] running `Command { std: "docker" "inspect" "3236cfd5fac7c0b9ee492fd75ac44ab2bf30b8a1b4f903c069efb4f9a2c9b30a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3236cfd5fac7c0b9ee492fd75ac44ab2bf30b8a1b4f903c069efb4f9a2c9b30a", kill_on_drop: false }`
[INFO] [stdout] 3236cfd5fac7c0b9ee492fd75ac44ab2bf30b8a1b4f903c069efb4f9a2c9b30a
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 119d930abd91369d452e7d5fe3e8c59f32f17229e86f4012b03c228e43b85e0e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "119d930abd91369d452e7d5fe3e8c59f32f17229e86f4012b03c228e43b85e0e", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.107
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling dissimilar v1.0.2
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.107
[INFO] [stderr]    Compiling toml v0.5.2
[INFO] [stderr]    Compiling trybuild v1.0.31
[INFO] [stderr]    Compiling proc-macro-error v1.0.4 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0463]: can't find crate for `test_crate`
[INFO] [stdout]  --> tests/ok.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate test_crate;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro-error`.
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "119d930abd91369d452e7d5fe3e8c59f32f17229e86f4012b03c228e43b85e0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "119d930abd91369d452e7d5fe3e8c59f32f17229e86f4012b03c228e43b85e0e", kill_on_drop: false }`
[INFO] [stdout] 119d930abd91369d452e7d5fe3e8c59f32f17229e86f4012b03c228e43b85e0e