[INFO] fetching crate prolog_parser_rebis 0.8.68...
[INFO] testing prolog_parser_rebis-0.8.68 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate prolog_parser_rebis 0.8.68 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate prolog_parser_rebis 0.8.68 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate prolog_parser_rebis 0.8.68
[INFO] finished tweaking crates.io crate prolog_parser_rebis 0.8.68
[INFO] tweaked toml for crates.io crate prolog_parser_rebis 0.8.68 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ordered-float v0.5.2
[INFO] [stderr]   Downloaded lexical v2.2.4
[INFO] [stderr]   Downloaded az v1.1.1
[INFO] [stderr]   Downloaded unicode_reader v1.0.1
[INFO] [stderr]   Downloaded rug v1.13.0
[INFO] [stderr]   Downloaded lexical-core v0.4.8
[INFO] [stderr]   Downloaded gmp-mpfr-sys v1.4.6
[INFO] [stderr]   Downloaded num-rug-adapter v0.1.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 731260bc267ca9634791f56edffee12721109b00344d8e7a6abe95130a65506c
[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" "731260bc267ca9634791f56edffee12721109b00344d8e7a6abe95130a65506c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "731260bc267ca9634791f56edffee12721109b00344d8e7a6abe95130a65506c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "731260bc267ca9634791f56edffee12721109b00344d8e7a6abe95130a65506c", kill_on_drop: false }`
[INFO] [stdout] 731260bc267ca9634791f56edffee12721109b00344d8e7a6abe95130a65506c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 86ef77c26f6da4f5dcd1b59c56cff75885a380aafcb698f7e49e3b00d923a172
[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" "86ef77c26f6da4f5dcd1b59c56cff75885a380aafcb698f7e49e3b00d923a172", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling static_assertions v0.3.4
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling unicode_reader v1.0.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling lexical-core v0.4.8
[INFO] [stderr]    Compiling lexical v2.2.4
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.4.6
[INFO] [stderr]    Compiling rug v1.13.0
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling ordered-float v0.5.2
[INFO] [stderr]    Compiling prolog_parser_rebis v0.8.68 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.31s
[INFO] running `Command { std: "docker" "inspect" "86ef77c26f6da4f5dcd1b59c56cff75885a380aafcb698f7e49e3b00d923a172", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86ef77c26f6da4f5dcd1b59c56cff75885a380aafcb698f7e49e3b00d923a172", kill_on_drop: false }`
[INFO] [stdout] 86ef77c26f6da4f5dcd1b59c56cff75885a380aafcb698f7e49e3b00d923a172
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eb7efff8aa7200ba4f76904d6512c5e2b7c44e5a5c4d3361d72e37bc1a829561
[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" "eb7efff8aa7200ba4f76904d6512c5e2b7c44e5a5c4d3361d72e37bc1a829561", kill_on_drop: false }`
[INFO] [stderr]    Compiling prolog_parser_rebis v0.8.68 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0463]: can't find crate for `prolog_parser`
[INFO] [stdout]  --> tests/bom.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate prolog_parser;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `prolog_parser`
[INFO] [stdout]  --> tests/parse_tokens.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate prolog_parser;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `prolog_parser_rebis` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "eb7efff8aa7200ba4f76904d6512c5e2b7c44e5a5c4d3361d72e37bc1a829561", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb7efff8aa7200ba4f76904d6512c5e2b7c44e5a5c4d3361d72e37bc1a829561", kill_on_drop: false }`
[INFO] [stdout] eb7efff8aa7200ba4f76904d6512c5e2b7c44e5a5c4d3361d72e37bc1a829561