[INFO] cloning repository https://github.com/danevora/thegrep
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/danevora/thegrep" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanevora%2Fthegrep", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanevora%2Fthegrep'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c8a90f6662b56269e02562b6000785ae95281f7b
[INFO] testing danevora/thegrep against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanevora%2Fthegrep" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/danevora/thegrep on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/danevora/thegrep
[INFO] finished tweaking git repo https://github.com/danevora/thegrep
[INFO] tweaked toml for git repo https://github.com/danevora/thegrep written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/danevora/thegrep already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 931e49844327263e43528cfab6b727559c0d8bee174082a27fd81619a00ec2c1
[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" "931e49844327263e43528cfab6b727559c0d8bee174082a27fd81619a00ec2c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "931e49844327263e43528cfab6b727559c0d8bee174082a27fd81619a00ec2c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "931e49844327263e43528cfab6b727559c0d8bee174082a27fd81619a00ec2c1", kill_on_drop: false }`
[INFO] [stdout] 931e49844327263e43528cfab6b727559c0d8bee174082a27fd81619a00ec2c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "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] a4861126b7444e95bad62ef68d38e3f2f53f2edba737d650667152339e946e86
[INFO] running `Command { std: "docker" "start" "-a" "a4861126b7444e95bad62ef68d38e3f2f53f2edba737d650667152339e946e86", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.4.0
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]    Compiling libc v0.2.49
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling unicode-segmentation v1.2.1
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling textwrap v0.10.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.3
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]    Compiling syn v0.15.27
[INFO] [stderr]    Compiling structopt-derive v0.2.14
[INFO] [stderr]    Compiling structopt v0.2.14
[INFO] [stderr]    Compiling thegrep v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.24s
[INFO] running `Command { std: "docker" "inspect" "a4861126b7444e95bad62ef68d38e3f2f53f2edba737d650667152339e946e86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4861126b7444e95bad62ef68d38e3f2f53f2edba737d650667152339e946e86", kill_on_drop: false }`
[INFO] [stdout] a4861126b7444e95bad62ef68d38e3f2f53f2edba737d650667152339e946e86
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--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] 7ece8b3b0a4cc7501acb5325fbfa01232d9fe7fb83a78812344ad618c5b2d231
[INFO] running `Command { std: "docker" "start" "-a" "7ece8b3b0a4cc7501acb5325fbfa01232d9fe7fb83a78812344ad618c5b2d231", kill_on_drop: false }`
[INFO] [stderr]    Compiling thegrep v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.37s
[INFO] running `Command { std: "docker" "inspect" "7ece8b3b0a4cc7501acb5325fbfa01232d9fe7fb83a78812344ad618c5b2d231", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ece8b3b0a4cc7501acb5325fbfa01232d9fe7fb83a78812344ad618c5b2d231", kill_on_drop: false }`
[INFO] [stdout] 7ece8b3b0a4cc7501acb5325fbfa01232d9fe7fb83a78812344ad618c5b2d231
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b11378e5a2b6ccd3b248cf3d4057ea3374d8a4c60cfa664d26c2263dfdd27a7d
[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" "b11378e5a2b6ccd3b248cf3d4057ea3374d8a4c60cfa664d26c2263dfdd27a7d", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stdout] running 42 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/thegrep-73763a611244fce7
[INFO] [stdout] test nfa::add_tests::crazy_add ... ok
[INFO] [stdout] test nfa::add_tests::simple_add ... ok
[INFO] [stdout] test nfa::public_api::catenation ... ok
[INFO] [stdout] test nfa::add_tests::plus_add ... ok
[INFO] [stdout] test nfa::public_api::multiple_alts ... ok
[INFO] [stdout] test nfa::public_api::one_or_more ... ok
[INFO] [stdout] test nfa::public_api::cat_gen ... ok
[INFO] [stdout] test nfa::add_tests::alt_add ... ok
[INFO] [stdout] test nfa::public_api::alt_with_cat ... ok
[INFO] [stdout] test nfa::add_tests::clo_add ... ok
[INFO] [stdout] test nfa::public_api::plus_gen ... ok
[INFO] [stdout] test nfa::public_api::alt_gen ... ok
[INFO] [stdout] test parser::public_api::parse_one_or_more ... ok
[INFO] [stdout] test nfa::public_api::clo_gen ... ok
[INFO] [stdout] test parser::public_api::parse_atoms ... ok
[INFO] [stdout] test parser::public_api::parse_reg_expr ... ok
[INFO] [stdout] test nfa::public_api::crazy_input ... ok
[INFO] [stdout] test nfa::public_api::input_with_any ... ok
[INFO] [stdout] test tokenizer::helper_method::lex_char ... ok
[INFO] [stdout] test tokenizer::helper_method::lex_kleeneplus ... ok
[INFO] [stdout] test nfa::public_api::more_closure ... ok
[INFO] [stdout] test tokenizer::helper_method::lex_paren ... ok
[INFO] [stdout] test tokenizer::helper_method::lex_union ... ok
[INFO] [stdout] test parser::public_api::clo ... ok
[INFO] [stdout] test tokenizer::iterator::empty ... ok
[INFO] [stdout] test tokenizer::iterator::kleene_plus ... ok
[INFO] [stdout] test parser::public_api::reg_expr ... ok
[INFO] [stdout] test tokenizer::iterator::kleene_star ... ok
[INFO] [stdout] test tokenizer::iterator::whitespace ... ok
[INFO] [stdout] test parser::public_api::parse_clo ... ok
[INFO] [stdout] test tokenizer::iterator::union_bar ... ok
[INFO] [stdout] test tokenizer::iterator::single_char ... ok
[INFO] [stdout] test tokenizer::helper_method::lex_anychar ... ok
[INFO] [stdout] test tokenizer::helper_method::lex_kleene ... ok
[INFO] [stdout] test parser::public_api::parse_cat ... ok
[INFO] [stdout] test nfa::public_api::simple_alternation ... ok
[INFO] [stdout] test tokenizer::iterator::any_char ... ok
[INFO] [stdout] test parser::public_api::atom ... ok
[INFO] [stdout] test nfa::public_api::simple_closure ... ok
[INFO] [stdout] test parser::public_api::cat ... ok
[INFO] [stdout] test tokenizer::iterator::parens ... ok
[INFO] [stdout] test nfa::public_api::simple ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 42 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b11378e5a2b6ccd3b248cf3d4057ea3374d8a4c60cfa664d26c2263dfdd27a7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b11378e5a2b6ccd3b248cf3d4057ea3374d8a4c60cfa664d26c2263dfdd27a7d", kill_on_drop: false }`
[INFO] [stdout] b11378e5a2b6ccd3b248cf3d4057ea3374d8a4c60cfa664d26c2263dfdd27a7d