[INFO] updating cached repository https://github.com/axel-kaliff/brainfuck_interpreter [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] 5ac669021e53a463c015c479ba5b62f3d276dce6 [INFO] testing axel-kaliff/brainfuck_interpreter against beta-2020-06-03 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faxel-kaliff%2Fbrainfuck_interpreter" "/workspace/builds/worker-1/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/axel-kaliff/brainfuck_interpreter 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/axel-kaliff/brainfuck_interpreter [INFO] finished tweaking git repo https://github.com/axel-kaliff/brainfuck_interpreter [INFO] tweaked toml for git repo https://github.com/axel-kaliff/brainfuck_interpreter written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/axel-kaliff/brainfuck_interpreter 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] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] af911cb8dd0bf8866c3f0a068e4cdf5cba0b8d3b6a1efeccd5651bc71a394907 [INFO] running `"docker" "start" "-a" "af911cb8dd0bf8866c3f0a068e4cdf5cba0b8d3b6a1efeccd5651bc71a394907"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling interpreter v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: function is never used: `test_interpreter` [INFO] [stderr] --> src/lib.rs:6:4 [INFO] [stderr] | [INFO] [stderr] 6 | fn test_interpreter(source: &str) -> String { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.51s [INFO] running `"docker" "inspect" "af911cb8dd0bf8866c3f0a068e4cdf5cba0b8d3b6a1efeccd5651bc71a394907"` [INFO] running `"docker" "rm" "-f" "af911cb8dd0bf8866c3f0a068e4cdf5cba0b8d3b6a1efeccd5651bc71a394907"` [INFO] [stdout] af911cb8dd0bf8866c3f0a068e4cdf5cba0b8d3b6a1efeccd5651bc71a394907 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] b1b1315fbb246c9685b5695b4cb688ae56a685baaf6ebb5b1a442d05503e69db [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" "b1b1315fbb246c9685b5695b4cb688ae56a685baaf6ebb5b1a442d05503e69db"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling libc v0.2.65 [INFO] [stderr] Compiling serde v1.0.103 [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling getrandom v0.1.13 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling syn v1.0.8 [INFO] [stderr] Compiling rayon-core v1.6.1 [INFO] [stderr] Compiling same-file v1.0.5 [INFO] [stderr] Compiling crossbeam-utils v0.7.0 [INFO] [stderr] Compiling crossbeam-epoch v0.8.0 [INFO] [stderr] Compiling num-traits v0.2.10 [INFO] [stderr] warning: function is never used: `test_interpreter` [INFO] [stderr] --> src/lib.rs:6:4 [INFO] [stderr] | [INFO] [stderr] 6 | fn test_interpreter(source: &str) -> String { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Compiling itertools v0.8.2 [INFO] [stderr] Compiling memoffset v0.5.3 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling walkdir v2.2.9 [INFO] [stderr] Compiling regex-automata v0.1.8 [INFO] [stderr] Compiling crossbeam-queue v0.2.0 [INFO] [stderr] Compiling num_cpus v1.11.1 [INFO] [stderr] Compiling atty v0.2.13 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling crossbeam-deque v0.7.2 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling criterion-plot v0.4.0 [INFO] [stderr] Compiling csv-core v0.1.6 [INFO] [stderr] Compiling rand_os v0.2.2 [INFO] [stderr] Compiling rand_xoshiro v0.3.1 [INFO] [stderr] Compiling rayon v1.2.1 [INFO] [stderr] Compiling serde_derive v1.0.103 [INFO] [stderr] Compiling bstr v0.2.8 [INFO] [stderr] Compiling serde_json v1.0.42 [INFO] [stderr] Compiling csv v1.1.1 [INFO] [stderr] Compiling tinytemplate v1.0.2 [INFO] [stderr] Compiling criterion v0.3.0 [INFO] [stderr] Compiling interpreter v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: function is never used: `test_interpreter` [INFO] [stderr] --> src/lib.rs:6:4 [INFO] [stderr] | [INFO] [stderr] 6 | fn test_interpreter(source: &str) -> String { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1m 03s [INFO] running `"docker" "inspect" "b1b1315fbb246c9685b5695b4cb688ae56a685baaf6ebb5b1a442d05503e69db"` [INFO] running `"docker" "rm" "-f" "b1b1315fbb246c9685b5695b4cb688ae56a685baaf6ebb5b1a442d05503e69db"` [INFO] [stdout] b1b1315fbb246c9685b5695b4cb688ae56a685baaf6ebb5b1a442d05503e69db [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 8ce40c5021594c332bd0b5c23b4f08cdc1dc90cdd79c134cc09e4af70dd2cbbb [INFO] running `"docker" "start" "-a" "8ce40c5021594c332bd0b5c23b4f08cdc1dc90cdd79c134cc09e4af70dd2cbbb"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: function is never used: `test_interpreter` [INFO] [stderr] --> src/lib.rs:6:4 [INFO] [stderr] | [INFO] [stderr] 6 | fn test_interpreter(source: &str) -> String { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: function is never used: `test_interpreter` [INFO] [stderr] --> src/lib.rs:6:4 [INFO] [stderr] | [INFO] [stderr] 6 | fn test_interpreter(source: &str) -> String { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.13s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/interpreter-5ae033ae3790f67c [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] [stderr] Running /opt/rustwide/target/debug/deps/interpreter-7f594f3f50f881f2 [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] [stderr] Doc-tests interpreter [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" "8ce40c5021594c332bd0b5c23b4f08cdc1dc90cdd79c134cc09e4af70dd2cbbb"` [INFO] running `"docker" "rm" "-f" "8ce40c5021594c332bd0b5c23b4f08cdc1dc90cdd79c134cc09e4af70dd2cbbb"` [INFO] [stdout] 8ce40c5021594c332bd0b5c23b4f08cdc1dc90cdd79c134cc09e4af70dd2cbbb