[INFO] fetching crate earlgrey 0.3.0...
[INFO] testing earlgrey-0.3.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate earlgrey 0.3.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate earlgrey 0.3.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate earlgrey 0.3.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate earlgrey 0.3.0
[INFO] tweaked toml for crates.io crate earlgrey 0.3.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate earlgrey 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded redox_users v0.3.3
[INFO] [stderr]   Downloaded rustyline v5.0.6
[INFO] [stderr]   Downloaded lexers v0.1.2
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2286cba2c2abf3a4caa3af83161c03c98d81724df7df8254c9bee360df4093c1
[INFO] running `Command { std: "docker" "start" "-a" "2286cba2c2abf3a4caa3af83161c03c98d81724df7df8254c9bee360df4093c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2286cba2c2abf3a4caa3af83161c03c98d81724df7df8254c9bee360df4093c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2286cba2c2abf3a4caa3af83161c03c98d81724df7df8254c9bee360df4093c1", kill_on_drop: false }`
[INFO] [stdout] 2286cba2c2abf3a4caa3af83161c03c98d81724df7df8254c9bee360df4093c1
[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=warn" "-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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 217e352f1ae8a1a579355263811fc080888e4e0c2aa11e25617678aa3e5910cd
[INFO] running `Command { std: "docker" "start" "-a" "217e352f1ae8a1a579355263811fc080888e4e0c2aa11e25617678aa3e5910cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling earlgrey v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.61s
[INFO] running `Command { std: "docker" "inspect" "217e352f1ae8a1a579355263811fc080888e4e0c2aa11e25617678aa3e5910cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "217e352f1ae8a1a579355263811fc080888e4e0c2aa11e25617678aa3e5910cd", kill_on_drop: false }`
[INFO] [stdout] 217e352f1ae8a1a579355263811fc080888e4e0c2aa11e25617678aa3e5910cd
[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=warn" "-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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 350a83108d75225448112d5beaa73fe6b9609df4310c64ab6d1139b944b6b178
[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" "350a83108d75225448112d5beaa73fe6b9609df4310c64ab6d1139b944b6b178", kill_on_drop: false }`
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]    Compiling utf8parse v0.1.1
[INFO] [stderr]    Compiling lexers v0.1.2
[INFO] [stderr]    Compiling dirs-sys v0.3.4
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling rustyline v5.0.6
[INFO] [stderr]    Compiling earlgrey v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 21.33s
[INFO] running `Command { std: "docker" "inspect" "350a83108d75225448112d5beaa73fe6b9609df4310c64ab6d1139b944b6b178", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "350a83108d75225448112d5beaa73fe6b9609df4310c64ab6d1139b944b6b178", kill_on_drop: false }`
[INFO] [stdout] 350a83108d75225448112d5beaa73fe6b9609df4310c64ab6d1139b944b6b178
[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=warn" "-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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] fec03f68985b4f2bbf344d46d949010e63aae553a7e912da7032e19b4950369a
[INFO] running `Command { std: "docker" "start" "-a" "fec03f68985b4f2bbf344d46d949010e63aae553a7e912da7032e19b4950369a", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] running 31 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/earlgrey-517cc046f1b34e60
[INFO] [stdout] test grammar::tests::build_grammar ... ok
[INFO] [stdout] test grammar::tests::dup_rule ... ok
[INFO] [stdout] test grammar::tests::dup_symbol ... ok
[INFO] [stdout] test grammar::tests::missing_symbol ... ok
[INFO] [stdout] test grammar::tests::symbol_terminal ... ok
[INFO] [stdout] test items::tests::item_basics ... ok
[INFO] [stdout] test items::tests::item_scan ... ok
[INFO] [stdout] test items::tests::item_predict ... ok
[INFO] [stdout] test grammar::tests::symbol_extract ... ok
[INFO] [stdout] test parser_test::earley_recognizer::partial_parse ... ok
[INFO] [stdout] test items::tests::item_complete ... ok
[INFO] [stdout] test items::tests::item_merge_sources ... ok
[INFO] [stdout] test parser_test::earley_corner_case ... ok
[INFO] [stdout] test grammar::tests::symbol_eq ... ok
[INFO] [stdout] test parser_test::earley_recognizer::right_recurse ... ok
[INFO] [stdout] test parser_test::earley_recognizer::left_recurse ... ok
[INFO] [stdout] test parser_test::small_math::build_sexpr ... ok
[INFO] [stdout] test parser_test::grammar_ambiguous_epsilon ... ok
[INFO] [stdout] test parser_test::earley_recognizer::natural_lang ... ok
[INFO] [stdout] test parser_test::earley_recognizer::bogus_empty ... ok
[INFO] [stdout] test parser_test::right_recurse ... ok
[INFO] [stdout] test parser_test::grammar_ambiguous ... ok
[INFO] [stdout] test parser_test::small_math::eval_actions ... ok
[INFO] [stdout] test parser_test::small_math::build_ast ... ok
[INFO] [stdout] test parser_test::earley_recognizer::epsilon_variants ... ok
[INFO] [stdout] test parser_test::left_recurse ... ok
[INFO] [stdout] test parser_test::math::math_grammar_test ... ok
[INFO] [stdout] test parser_test::math_ambiguous_catalan ... ok
[INFO] [stdout] test parser_test::earley_recognizer::epsilon_balanced ... ok
[INFO] [stdout] test items::tests::item_failed_merge ... ok
[INFO] [stderr]    Doc-tests earlgrey
[INFO] [stdout] test parser_test::earley_recognizer::grammar_example ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 31 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fec03f68985b4f2bbf344d46d949010e63aae553a7e912da7032e19b4950369a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fec03f68985b4f2bbf344d46d949010e63aae553a7e912da7032e19b4950369a", kill_on_drop: false }`
[INFO] [stdout] fec03f68985b4f2bbf344d46d949010e63aae553a7e912da7032e19b4950369a