[INFO] updating cached repository https://github.com/98devin/friday [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 86420da348119b43dd6770f08790881f0cd8697f [INFO] testing 98devin/friday against beta-2020-06-03 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F98devin%2Ffriday" "/workspace/builds/worker-12/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/98devin/friday on toolchain beta-2020-06-03 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/98devin/friday [INFO] finished tweaking git repo https://github.com/98devin/friday [INFO] tweaked toml for git repo https://github.com/98devin/friday written to /workspace/builds/worker-12/source/Cargo.toml [INFO] crate git repo https://github.com/98devin/friday already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] d847feb919828acb1b90d5eb7adab69abe027dcd4df16d918ab46948b0e62c3c [INFO] running `"docker" "start" "-a" "d847feb919828acb1b90d5eb7adab69abe027dcd4df16d918ab46948b0e62c3c"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling syn v1.0.11 [INFO] [stderr] Compiling regex-syntax v0.6.12 [INFO] [stderr] Compiling bit-vec v0.5.1 [INFO] [stderr] Compiling new_debug_unreachable v1.0.3 [INFO] [stderr] Compiling fixedbitset v0.1.9 [INFO] [stderr] Compiling ordermap v0.3.5 [INFO] [stderr] Compiling strsim v0.9.2 [INFO] [stderr] Compiling lalrpop-util v0.17.2 [INFO] [stderr] Compiling diff v0.1.11 [INFO] [stderr] Compiling bumpalo v2.6.0 [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling dirs v1.0.5 [INFO] [stderr] Compiling atty v0.2.13 [INFO] [stderr] Compiling ena v0.13.1 [INFO] [stderr] Compiling block-buffer v0.7.3 [INFO] [stderr] Compiling digest v0.8.1 [INFO] [stderr] Compiling bit-set v0.5.1 [INFO] [stderr] Compiling term v0.5.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling sha2 v0.8.0 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling petgraph v0.4.13 [INFO] [stderr] Compiling ascii-canvas v2.0.0 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling string_cache_codegen v0.4.4 [INFO] [stderr] Compiling string_cache v0.7.5 [INFO] [stderr] Compiling regex v1.3.1 [INFO] [stderr] Compiling serde_derive v1.0.103 [INFO] [stderr] Compiling derive_more v0.99.2 [INFO] [stderr] Compiling serde v1.0.103 [INFO] [stderr] Compiling docopt v1.1.0 [INFO] [stderr] Compiling lalrpop v0.17.2 [INFO] [stderr] Compiling friday v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/friday-192ce73653cb377a/out/ast/parser.rs:4161:5 [INFO] [stderr] | [INFO] [stderr] 4161 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/friday-192ce73653cb377a/out/ast/parser.rs:4174:5 [INFO] [stderr] | [INFO] [stderr] 4174 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/friday-192ce73653cb377a/out/ast/parser.rs:4187:5 [INFO] [stderr] | [INFO] [stderr] 4187 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/friday-192ce73653cb377a/out/ast/parser.rs:4200:5 [INFO] [stderr] | [INFO] [stderr] 4200 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/friday-192ce73653cb377a/out/ast/parser.rs:4213:5 [INFO] [stderr] | [INFO] [stderr] 4213 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/friday-192ce73653cb377a/out/ast/parser.rs:4226:5 [INFO] [stderr] | [INFO] [stderr] 4226 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/friday-192ce73653cb377a/out/ast/parser.rs:4278:5 [INFO] [stderr] | [INFO] [stderr] 4278 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/friday-192ce73653cb377a/out/ast/parser.rs:4291:5 [INFO] [stderr] | [INFO] [stderr] 4291 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/friday-192ce73653cb377a/out/ast/parser.rs:4644:5 [INFO] [stderr] | [INFO] [stderr] 4644 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/friday-192ce73653cb377a/out/ast/parser.rs:5033:5 [INFO] [stderr] | [INFO] [stderr] 5033 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/friday-192ce73653cb377a/out/ast/parser.rs:5174:5 [INFO] [stderr] | [INFO] [stderr] 5174 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/friday-192ce73653cb377a/out/ast/parser.rs:5189:5 [INFO] [stderr] | [INFO] [stderr] 5189 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: 12 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 31s [INFO] running `"docker" "inspect" "d847feb919828acb1b90d5eb7adab69abe027dcd4df16d918ab46948b0e62c3c"` [INFO] running `"docker" "rm" "-f" "d847feb919828acb1b90d5eb7adab69abe027dcd4df16d918ab46948b0e62c3c"` [INFO] [stdout] d847feb919828acb1b90d5eb7adab69abe027dcd4df16d918ab46948b0e62c3c [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 5ad4db8cbb3a30fb99643a767bf778fef3c5b04e70fa94bf4fd24ea20c46cc09 [INFO] running `"docker" "start" "-a" "5ad4db8cbb3a30fb99643a767bf778fef3c5b04e70fa94bf4fd24ea20c46cc09"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling friday v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/friday-192ce73653cb377a/out/ast/parser.rs:4161:5 [INFO] [stderr] | [INFO] [stderr] 4161 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/friday-192ce73653cb377a/out/ast/parser.rs:4174:5 [INFO] [stderr] | [INFO] [stderr] 4174 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/friday-192ce73653cb377a/out/ast/parser.rs:4187:5 [INFO] [stderr] | [INFO] [stderr] 4187 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/friday-192ce73653cb377a/out/ast/parser.rs:4200:5 [INFO] [stderr] | [INFO] [stderr] 4200 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/friday-192ce73653cb377a/out/ast/parser.rs:4213:5 [INFO] [stderr] | [INFO] [stderr] 4213 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/friday-192ce73653cb377a/out/ast/parser.rs:4226:5 [INFO] [stderr] | [INFO] [stderr] 4226 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/friday-192ce73653cb377a/out/ast/parser.rs:4278:5 [INFO] [stderr] | [INFO] [stderr] 4278 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/friday-192ce73653cb377a/out/ast/parser.rs:4291:5 [INFO] [stderr] | [INFO] [stderr] 4291 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/friday-192ce73653cb377a/out/ast/parser.rs:4644:5 [INFO] [stderr] | [INFO] [stderr] 4644 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/friday-192ce73653cb377a/out/ast/parser.rs:5033:5 [INFO] [stderr] | [INFO] [stderr] 5033 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/friday-192ce73653cb377a/out/ast/parser.rs:5174:5 [INFO] [stderr] | [INFO] [stderr] 5174 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/friday-192ce73653cb377a/out/ast/parser.rs:5189:5 [INFO] [stderr] | [INFO] [stderr] 5189 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: 12 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.73s [INFO] running `"docker" "inspect" "5ad4db8cbb3a30fb99643a767bf778fef3c5b04e70fa94bf4fd24ea20c46cc09"` [INFO] running `"docker" "rm" "-f" "5ad4db8cbb3a30fb99643a767bf778fef3c5b04e70fa94bf4fd24ea20c46cc09"` [INFO] [stdout] 5ad4db8cbb3a30fb99643a767bf778fef3c5b04e70fa94bf4fd24ea20c46cc09 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 603fb0de2d0d05625e343372a4f6a43d44d9ebe9a5431c346650dc60f50ac926 [INFO] running `"docker" "start" "-a" "603fb0de2d0d05625e343372a4f6a43d44d9ebe9a5431c346650dc60f50ac926"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/friday-192ce73653cb377a/out/ast/parser.rs:4161:5 [INFO] [stderr] | [INFO] [stderr] 4161 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/friday-192ce73653cb377a/out/ast/parser.rs:4174:5 [INFO] [stderr] | [INFO] [stderr] 4174 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/friday-192ce73653cb377a/out/ast/parser.rs:4187:5 [INFO] [stderr] | [INFO] [stderr] 4187 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/friday-192ce73653cb377a/out/ast/parser.rs:4200:5 [INFO] [stderr] | [INFO] [stderr] 4200 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/friday-192ce73653cb377a/out/ast/parser.rs:4213:5 [INFO] [stderr] | [INFO] [stderr] 4213 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/friday-192ce73653cb377a/out/ast/parser.rs:4226:5 [INFO] [stderr] | [INFO] [stderr] 4226 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/friday-192ce73653cb377a/out/ast/parser.rs:4278:5 [INFO] [stderr] | [INFO] [stderr] 4278 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/friday-192ce73653cb377a/out/ast/parser.rs:4291:5 [INFO] [stderr] | [INFO] [stderr] 4291 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/friday-192ce73653cb377a/out/ast/parser.rs:4644:5 [INFO] [stderr] | [INFO] [stderr] 4644 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/friday-192ce73653cb377a/out/ast/parser.rs:5033:5 [INFO] [stderr] | [INFO] [stderr] 5033 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/friday-192ce73653cb377a/out/ast/parser.rs:5174:5 [INFO] [stderr] | [INFO] [stderr] 5174 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/friday-192ce73653cb377a/out/ast/parser.rs:5189:5 [INFO] [stderr] | [INFO] [stderr] 5189 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: 12 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.12s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/friday-07c23155417dad38 [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 [INFO] [stdout] [INFO] running `"docker" "inspect" "603fb0de2d0d05625e343372a4f6a43d44d9ebe9a5431c346650dc60f50ac926"` [INFO] running `"docker" "rm" "-f" "603fb0de2d0d05625e343372a4f6a43d44d9ebe9a5431c346650dc60f50ac926"` [INFO] [stdout] 603fb0de2d0d05625e343372a4f6a43d44d9ebe9a5431c346650dc60f50ac926