[INFO] updating cached repository https://github.com/coopersimon/rcalc [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] 16298abb83772d3315f6812a23e2d1a5078f2cdc [INFO] testing coopersimon/rcalc against beta-2020-06-03 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoopersimon%2Frcalc" "/workspace/builds/worker-13/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/coopersimon/rcalc 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/coopersimon/rcalc [INFO] finished tweaking git repo https://github.com/coopersimon/rcalc [INFO] tweaked toml for git repo https://github.com/coopersimon/rcalc written to /workspace/builds/worker-13/source/Cargo.toml [INFO] crate git repo https://github.com/coopersimon/rcalc 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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] [stdout] af1cad4996b718831e3354f7dda4c3d5f10e51a0ff97c28f764e181f06978d16 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "af1cad4996b718831e3354f7dda4c3d5f10e51a0ff97c28f764e181f06978d16"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling syn v0.15.40 [INFO] [stderr] Compiling ucd-util v0.1.5 [INFO] [stderr] Compiling serde v1.0.97 [INFO] [stderr] Compiling log v0.4.7 [INFO] [stderr] Compiling opaque-debug v0.2.2 [INFO] [stderr] Compiling bit-vec v0.5.1 [INFO] [stderr] Compiling new_debug_unreachable v1.0.3 [INFO] [stderr] Compiling strsim v0.9.2 [INFO] [stderr] Compiling lalrpop-util v0.17.1 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [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 aho-corasick v0.6.10 [INFO] [stderr] Compiling generic-array v0.12.3 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling regex-syntax v0.6.10 [INFO] [stderr] Compiling regex-syntax v0.5.6 [INFO] [stderr] Compiling term v0.5.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling bit-set v0.5.1 [INFO] [stderr] Compiling digest v0.8.1 [INFO] [stderr] Compiling block-buffer v0.7.3 [INFO] [stderr] Compiling ena v0.13.0 [INFO] [stderr] Compiling sha2 v0.8.0 [INFO] [stderr] Compiling ascii-canvas v2.0.0 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling string_cache_codegen v0.4.2 [INFO] [stderr] Compiling string_cache v0.7.3 [INFO] [stderr] Compiling regex v1.2.0 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Compiling serde_derive v1.0.97 [INFO] [stderr] Compiling docopt v1.1.0 [INFO] [stderr] Compiling lalrpop v0.17.1 [INFO] [stderr] Compiling rcalc v0.3.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/rcalc-48dd53cf5663cc9e/out/rcalc.rs:2961:5 [INFO] [stderr] | [INFO] [stderr] 2961 | (__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/rcalc-48dd53cf5663cc9e/out/rcalc.rs:2972:5 [INFO] [stderr] | [INFO] [stderr] 2972 | (__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/rcalc-48dd53cf5663cc9e/out/rcalc.rs:3020:5 [INFO] [stderr] | [INFO] [stderr] 3020 | (__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/rcalc-48dd53cf5663cc9e/out/rcalc.rs:3068:5 [INFO] [stderr] | [INFO] [stderr] 3068 | (__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/rcalc-48dd53cf5663cc9e/out/rcalc.rs:3118:5 [INFO] [stderr] | [INFO] [stderr] 3118 | (__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/rcalc-48dd53cf5663cc9e/out/rcalc.rs:3142:5 [INFO] [stderr] | [INFO] [stderr] 3142 | (__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/rcalc-48dd53cf5663cc9e/out/rcalc.rs:3165:5 [INFO] [stderr] | [INFO] [stderr] 3165 | (__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/rcalc-48dd53cf5663cc9e/out/rcalc.rs:3211:5 [INFO] [stderr] | [INFO] [stderr] 3211 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: 8 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2m 08s [INFO] running `"docker" "inspect" "af1cad4996b718831e3354f7dda4c3d5f10e51a0ff97c28f764e181f06978d16"` [INFO] running `"docker" "rm" "-f" "af1cad4996b718831e3354f7dda4c3d5f10e51a0ff97c28f764e181f06978d16"` [INFO] [stdout] af1cad4996b718831e3354f7dda4c3d5f10e51a0ff97c28f764e181f06978d16 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] [stdout] ff5f3e80c475a9c9f72f1a79b3ac68a490e862b4325f51f4fe52c165340e79a0 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "ff5f3e80c475a9c9f72f1a79b3ac68a490e862b4325f51f4fe52c165340e79a0"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling rcalc v0.3.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/rcalc-48dd53cf5663cc9e/out/rcalc.rs:2961:5 [INFO] [stderr] | [INFO] [stderr] 2961 | (__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/rcalc-48dd53cf5663cc9e/out/rcalc.rs:2972:5 [INFO] [stderr] | [INFO] [stderr] 2972 | (__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/rcalc-48dd53cf5663cc9e/out/rcalc.rs:3020:5 [INFO] [stderr] | [INFO] [stderr] 3020 | (__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/rcalc-48dd53cf5663cc9e/out/rcalc.rs:3068:5 [INFO] [stderr] | [INFO] [stderr] 3068 | (__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/rcalc-48dd53cf5663cc9e/out/rcalc.rs:3118:5 [INFO] [stderr] | [INFO] [stderr] 3118 | (__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/rcalc-48dd53cf5663cc9e/out/rcalc.rs:3142:5 [INFO] [stderr] | [INFO] [stderr] 3142 | (__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/rcalc-48dd53cf5663cc9e/out/rcalc.rs:3165:5 [INFO] [stderr] | [INFO] [stderr] 3165 | (__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/rcalc-48dd53cf5663cc9e/out/rcalc.rs:3211:5 [INFO] [stderr] | [INFO] [stderr] 3211 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: 8 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.70s [INFO] running `"docker" "inspect" "ff5f3e80c475a9c9f72f1a79b3ac68a490e862b4325f51f4fe52c165340e79a0"` [INFO] running `"docker" "rm" "-f" "ff5f3e80c475a9c9f72f1a79b3ac68a490e862b4325f51f4fe52c165340e79a0"` [INFO] [stdout] ff5f3e80c475a9c9f72f1a79b3ac68a490e862b4325f51f4fe52c165340e79a0 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 0d34a11ffe7af6dba0334ef13d23b1936b9fe0595c823e9303c0a265928edb94 [INFO] running `"docker" "start" "-a" "0d34a11ffe7af6dba0334ef13d23b1936b9fe0595c823e9303c0a265928edb94"` [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/rcalc-48dd53cf5663cc9e/out/rcalc.rs:2961:5 [INFO] [stderr] | [INFO] [stderr] 2961 | (__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/rcalc-48dd53cf5663cc9e/out/rcalc.rs:2972:5 [INFO] [stderr] | [INFO] [stderr] 2972 | (__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/rcalc-48dd53cf5663cc9e/out/rcalc.rs:3020:5 [INFO] [stderr] | [INFO] [stderr] 3020 | (__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/rcalc-48dd53cf5663cc9e/out/rcalc.rs:3068:5 [INFO] [stderr] | [INFO] [stderr] 3068 | (__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/rcalc-48dd53cf5663cc9e/out/rcalc.rs:3118:5 [INFO] [stderr] | [INFO] [stderr] 3118 | (__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/rcalc-48dd53cf5663cc9e/out/rcalc.rs:3142:5 [INFO] [stderr] | [INFO] [stderr] 3142 | (__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/rcalc-48dd53cf5663cc9e/out/rcalc.rs:3165:5 [INFO] [stderr] | [INFO] [stderr] 3165 | (__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/rcalc-48dd53cf5663cc9e/out/rcalc.rs:3211:5 [INFO] [stderr] | [INFO] [stderr] 3211 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: 8 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.20s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/rcalc-8717ca8e9012e1e6 [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" "0d34a11ffe7af6dba0334ef13d23b1936b9fe0595c823e9303c0a265928edb94"` [INFO] running `"docker" "rm" "-f" "0d34a11ffe7af6dba0334ef13d23b1936b9fe0595c823e9303c0a265928edb94"` [INFO] [stdout] 0d34a11ffe7af6dba0334ef13d23b1936b9fe0595c823e9303c0a265928edb94