[INFO] fetching crate lalrpop 0.19.0...
[INFO] checking lalrpop-0.19.0 against try#d990716b6a1fdde1300748828a9c9e79dfd0b898 for pr-74846
[INFO] extracting crate lalrpop 0.19.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate lalrpop 0.19.0 on toolchain d990716b6a1fdde1300748828a9c9e79dfd0b898
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lalrpop 0.19.0
[INFO] finished tweaking crates.io crate lalrpop 0.19.0
[INFO] tweaked toml for crates.io crate lalrpop 0.19.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate lalrpop 0.19.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 930a3bf9e1f9f296c4457df3fee88e77f8bc96af94703c8c8be4c99feab6cfb9
[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" "930a3bf9e1f9f296c4457df3fee88e77f8bc96af94703c8c8be4c99feab6cfb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "930a3bf9e1f9f296c4457df3fee88e77f8bc96af94703c8c8be4c99feab6cfb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "930a3bf9e1f9f296c4457df3fee88e77f8bc96af94703c8c8be4c99feab6cfb9", kill_on_drop: false }`
[INFO] [stdout] 930a3bf9e1f9f296c4457df3fee88e77f8bc96af94703c8c8be4c99feab6cfb9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 881fc87f67335a71301f3029dcd27017ace3df134e73dd6c7d1a4c7f1236dc70
[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" "881fc87f67335a71301f3029dcd27017ace3df134e73dd6c7d1a4c7f1236dc70", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.12
[INFO] [stderr]    Compiling syn v1.0.20
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]     Checking siphasher v0.3.3
[INFO] [stderr]     Checking fixedbitset v0.2.0
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking new_debug_unreachable v1.0.4
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking diff v0.1.12
[INFO] [stderr]     Checking lalrpop-util v0.19.0
[INFO] [stderr]     Checking unicode-xid v0.2.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]     Checking phf_shared v0.8.0
[INFO] [stderr]     Checking ena v0.14.0
[INFO] [stderr]     Checking ascii-canvas v2.0.0
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking petgraph v0.5.0
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking sha2 v0.8.1
[INFO] [stderr]     Checking regex v1.3.7
[INFO] [stderr]    Compiling serde_derive v1.0.110
[INFO] [stderr]     Checking serde v1.0.110
[INFO] [stderr]     Checking docopt v1.1.0
[INFO] [stderr]     Checking string_cache v0.8.0
[INFO] [stderr]     Checking lalrpop v0.19.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: The usage of Script Group `Greek` in this crate consists solely of mixed script confusables
[INFO] [stdout]   --> src/lr1/example/test.rs:17:6
[INFO] [stdout]    |
[INFO] [stdout] 17 |     (ε) => {
[INFO] [stdout]    |      ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mixed_script_confusables)]` on by default
[INFO] [stdout]    = note: The usage includes 'ε' (U+03B5).
[INFO] [stdout]    = note: Please recheck to make sure their usages are indeed what you want.
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 17s
[INFO] running `Command { std: "docker" "inspect" "881fc87f67335a71301f3029dcd27017ace3df134e73dd6c7d1a4c7f1236dc70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "881fc87f67335a71301f3029dcd27017ace3df134e73dd6c7d1a4c7f1236dc70", kill_on_drop: false }`
[INFO] [stdout] 881fc87f67335a71301f3029dcd27017ace3df134e73dd6c7d1a4c7f1236dc70