[INFO] fetching crate lang_tester 0.3.10...
[INFO] testing lang_tester-0.3.10 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate lang_tester 0.3.10 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate lang_tester 0.3.10 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 crates.io crate lang_tester 0.3.10
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate lang_tester 0.3.10
[INFO] tweaked toml for crates.io crate lang_tester 0.3.10 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate lang_tester 0.3.10 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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 06c0f14b5099f98e3ec66558a62a6ac7410fbdf79c71e4c10cc215d964d25cb4
[INFO] running `"docker" "start" "-a" "06c0f14b5099f98e3ec66558a62a6ac7410fbdf79c71e4c10cc215d964d25cb4"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling num_cpus v1.12.0
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling threadpool v1.7.1
[INFO] [stderr]    Compiling lang_tester v0.3.10 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.95s
[INFO] running `"docker" "inspect" "06c0f14b5099f98e3ec66558a62a6ac7410fbdf79c71e4c10cc215d964d25cb4"`
[INFO] running `"docker" "rm" "-f" "06c0f14b5099f98e3ec66558a62a6ac7410fbdf79c71e4c10cc215d964d25cb4"`
[INFO] [stdout] 06c0f14b5099f98e3ec66558a62a6ac7410fbdf79c71e4c10cc215d964d25cb4
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] bf2b6c0d876c6f0ef43bccd38821988ea60e469d89858901ce2f37a017093d69
[INFO] running `"docker" "start" "-a" "bf2b6c0d876c6f0ef43bccd38821988ea60e469d89858901ce2f37a017093d69"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling remove_dir_all v0.5.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling lang_tester v0.3.10 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 7.58s
[INFO] running `"docker" "inspect" "bf2b6c0d876c6f0ef43bccd38821988ea60e469d89858901ce2f37a017093d69"`
[INFO] running `"docker" "rm" "-f" "bf2b6c0d876c6f0ef43bccd38821988ea60e469d89858901ce2f37a017093d69"`
[INFO] [stdout] bf2b6c0d876c6f0ef43bccd38821988ea60e469d89858901ce2f37a017093d69
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 29d278a5ecdb51a4d1f88ca3ac6da95c94268266fd0e0806141889f37c08299c
[INFO] running `"docker" "start" "-a" "29d278a5ecdb51a4d1f88ca3ac6da95c94268266fd0e0806141889f37c08299c"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/lang_tester-f49976fcae06485b
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test parser::test::test_key_multiline ... ok
[INFO] [stderr]    Doc-tests lang_tester
[INFO] [stdout] test fuzzy::tests::test_match_vec ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs -  (line 62) ... ignored
[INFO] [stdout] test src/tester.rs - tester::LangTester::test_cmds (line 155) ... ignored
[INFO] [stdout] test src/tester.rs - tester::LangTester::test_extract (line 123) ... ignored
[INFO] [stdout] test src/tester.rs - tester::LangTester::test_file_filter (line 100) ... ignored
[INFO] [stdout] test src/lib.rs -  (line 10) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 4 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "29d278a5ecdb51a4d1f88ca3ac6da95c94268266fd0e0806141889f37c08299c"`
[INFO] running `"docker" "rm" "-f" "29d278a5ecdb51a4d1f88ca3ac6da95c94268266fd0e0806141889f37c08299c"`
[INFO] [stdout] 29d278a5ecdb51a4d1f88ca3ac6da95c94268266fd0e0806141889f37c08299c