[INFO] fetching crate ggrep 0.1.13...
[INFO] testing ggrep-0.1.13 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate ggrep 0.1.13 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate ggrep 0.1.13
[INFO] finished tweaking crates.io crate ggrep 0.1.13
[INFO] tweaked toml for crates.io crate ggrep 0.1.13 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ggrep 0.1.13 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ggrep 0.1.13 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded futures v0.3.1
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[INFO] [stderr]   Downloaded libc v0.2.66
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[INFO] [stderr]   Downloaded num_cpus v1.11.1
[INFO] [stderr]   Downloaded futures-core v0.3.1
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[INFO] [stderr]   Downloaded once_cell v1.2.0
[INFO] [stderr]   Downloaded async-std v1.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c8e463e3f38036985522a02f0a3dda885a93aa98e0916a5c87c2308740ff5b5d
[INFO] running `Command { std: "docker" "start" "-a" "c8e463e3f38036985522a02f0a3dda885a93aa98e0916a5c87c2308740ff5b5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c8e463e3f38036985522a02f0a3dda885a93aa98e0916a5c87c2308740ff5b5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8e463e3f38036985522a02f0a3dda885a93aa98e0916a5c87c2308740ff5b5d", kill_on_drop: false }`
[INFO] [stdout] c8e463e3f38036985522a02f0a3dda885a93aa98e0916a5c87c2308740ff5b5d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec4b6e0a5b4e60528a91dd9db40fec99a4dfd1548eb6eb6da96d3f991896e340
[INFO] running `Command { std: "docker" "start" "-a" "ec4b6e0a5b4e60528a91dd9db40fec99a4dfd1548eb6eb6da96d3f991896e340", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling pin-utils v0.1.0-alpha.4
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling proc-macro-nested v0.1.3
[INFO] [stderr]    Compiling futures-core v0.3.1
[INFO] [stderr]    Compiling futures-io v0.3.1
[INFO] [stderr]    Compiling futures-sink v0.3.1
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling scopeguard v1.0.0
[INFO] [stderr]    Compiling futures-core-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling futures-task v0.3.1
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]    Compiling encoding_rs v0.8.20
[INFO] [stderr]    Compiling futures-channel v0.3.1
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling once_cell v1.2.0
[INFO] [stderr]    Compiling pin-project-lite v0.1.1
[INFO] [stderr]    Compiling async-macros v1.0.0
[INFO] [stderr]    Compiling futures-timer v1.0.3
[INFO] [stderr]    Compiling crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling async-task v1.0.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.0
[INFO] [stderr]    Compiling kv-log-macro v1.0.4
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling num_cpus v1.11.1
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling mio v0.6.21
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling crossbeam-deque v0.7.2
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling async-std v1.0.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling futures-macro v0.3.1
[INFO] [stderr]    Compiling futures-util v0.3.1
[INFO] [stderr]    Compiling futures-executor v0.3.1
[INFO] [stderr]    Compiling futures v0.3.1
[INFO] [stderr]    Compiling ggrep v0.1.13 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `use_regex` is never read
[INFO] [stdout]  --> src/command_domain.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct CommandArguments {
[INFO] [stdout]   |            ---------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 5 |     pub use_regex: bool,
[INFO] [stdout]   |         ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.11s
[INFO] running `Command { std: "docker" "inspect" "ec4b6e0a5b4e60528a91dd9db40fec99a4dfd1548eb6eb6da96d3f991896e340", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec4b6e0a5b4e60528a91dd9db40fec99a4dfd1548eb6eb6da96d3f991896e340", kill_on_drop: false }`
[INFO] [stdout] ec4b6e0a5b4e60528a91dd9db40fec99a4dfd1548eb6eb6da96d3f991896e340
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2217557bdfa8c1206bbbcb2b6e709101ded1b37bdb77b91e8e49575f533a9ea
[INFO] running `Command { std: "docker" "start" "-a" "f2217557bdfa8c1206bbbcb2b6e709101ded1b37bdb77b91e8e49575f533a9ea", kill_on_drop: false }`
[INFO] [stderr]    Compiling ggrep v0.1.13 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `use_regex` is never read
[INFO] [stdout]  --> src/command_domain.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct CommandArguments {
[INFO] [stdout]   |            ---------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 5 |     pub use_regex: bool,
[INFO] [stdout]   |         ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `Command { std: "docker" "inspect" "f2217557bdfa8c1206bbbcb2b6e709101ded1b37bdb77b91e8e49575f533a9ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2217557bdfa8c1206bbbcb2b6e709101ded1b37bdb77b91e8e49575f533a9ea", kill_on_drop: false }`
[INFO] [stdout] f2217557bdfa8c1206bbbcb2b6e709101ded1b37bdb77b91e8e49575f533a9ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f4b10b8d9b709723b14ee45b75f5765d5b43d72ffbdbaec0ed84f942ab84495d
[INFO] running `Command { std: "docker" "start" "-a" "f4b10b8d9b709723b14ee45b75f5765d5b43d72ffbdbaec0ed84f942ab84495d", kill_on_drop: false }`
[INFO] [stderr] warning: field `use_regex` is never read
[INFO] [stderr]  --> src/command_domain.rs:5:9
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub struct CommandArguments {
[INFO] [stderr]   |            ---------------- field in this struct
[INFO] [stdout] 
[INFO] [stderr] ...
[INFO] [stdout] running 16 tests
[INFO] [stderr] 5 |     pub use_regex: bool,
[INFO] [stderr]   |         ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `ggrep` (bin "ggrep" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/ggrep-2336d834c7830543)
[INFO] [stdout] test filter_service::tests::test_non_expand_beginning_of_line ... ok
[INFO] [stdout] test filter_service::tests::test_expand_match_before_begin_group_and_after_end_group ... ok
[INFO] [stdout] test filter_service::tests::test_non_expand_skip_line_break_before_end_of_line_2 ... ok
[INFO] [stdout] test filter_service::tests::test_non_expand_skip_line_break_before_end_of_line_1 ... ok
[INFO] [stdout] test filter_service::tests::test_expand_match_after_end_group ... ok
[INFO] [stdout] test filter_service::tests::test2 ... ok
[INFO] [stdout] test filter_service::tests::test_file ... ok
[INFO] [stdout] test filter_service::tests::test_non_expand_nested_2nd_level ... ok
[INFO] [stdout] test filter_service::tests::test_non_expand_beginning_of_line_2 ... ok
[INFO] [stdout] test filter_service::tests::test_non_expand_nested_1st_level ... ok
[INFO] [stdout] test filter_service::tests::test_expand_match_before_begin_group_1 ... ok
[INFO] [stdout] test filter_service::tests::test_expand_match_before_begin_group_2 ... ok
[INFO] [stdout] test filter_service::tests::test_non_expand_skip_line_break_to_end_of_line ... ok
[INFO] [stdout] test filter_service::tests::test_expanded_nested_1st_level_beginning_and_ending_of_string ... ok
[INFO] [stdout] test filter_service::tests::test_non_expand_beginning_of_line_1 ... ok
[INFO] [stdout] test filter_service::tests::test_expanded_nested_1st_level ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f4b10b8d9b709723b14ee45b75f5765d5b43d72ffbdbaec0ed84f942ab84495d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4b10b8d9b709723b14ee45b75f5765d5b43d72ffbdbaec0ed84f942ab84495d", kill_on_drop: false }`
[INFO] [stdout] f4b10b8d9b709723b14ee45b75f5765d5b43d72ffbdbaec0ed84f942ab84495d