[INFO] fetching crate stringsext 2.3.4...
[INFO] testing stringsext-2.3.4 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate stringsext 2.3.4 into /workspace/builds/worker-90/source
[INFO] validating manifest of crates.io crate stringsext 2.3.4 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stringsext 2.3.4
[INFO] finished tweaking crates.io crate stringsext 2.3.4
[INFO] tweaked toml for crates.io crate stringsext 2.3.4 written to /workspace/builds/worker-90/source/Cargo.toml
[INFO] crate crates.io crate stringsext 2.3.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 81a4c6a25756abf811ff3cd807430ce0e2c4b07f08dc0da750de38fcc5261bb8
[INFO] running `Command { std: "docker" "start" "-a" "81a4c6a25756abf811ff3cd807430ce0e2c4b07f08dc0da750de38fcc5261bb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81a4c6a25756abf811ff3cd807430ce0e2c4b07f08dc0da750de38fcc5261bb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81a4c6a25756abf811ff3cd807430ce0e2c4b07f08dc0da750de38fcc5261bb8", kill_on_drop: false }`
[INFO] [stdout] 81a4c6a25756abf811ff3cd807430ce0e2c4b07f08dc0da750de38fcc5261bb8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a58568896778f53b98384db5db5e4064900917bb50d576e5cef51fef3255bf73
[INFO] running `Command { std: "docker" "start" "-a" "a58568896778f53b98384db5db5e4064900917bb50d576e5cef51fef3255bf73", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling libc v0.2.107
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling anyhow v1.0.45
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling encoding_rs v0.8.29
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling pin-project-internal v1.0.8
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling pin-project v1.0.8
[INFO] [stderr]    Compiling structopt v0.3.25
[INFO] [stderr]    Compiling stringsext v2.3.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.27s
[INFO] running `Command { std: "docker" "inspect" "a58568896778f53b98384db5db5e4064900917bb50d576e5cef51fef3255bf73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a58568896778f53b98384db5db5e4064900917bb50d576e5cef51fef3255bf73", kill_on_drop: false }`
[INFO] [stdout] a58568896778f53b98384db5db5e4064900917bb50d576e5cef51fef3255bf73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 67c115a1dcc46bc6ec65187b483bbd598f7222b6fced6b4005b4d2627a261ed4
[INFO] running `Command { std: "docker" "start" "-a" "67c115a1dcc46bc6ec65187b483bbd598f7222b6fced6b4005b4d2627a261ed4", kill_on_drop: false }`
[INFO] [stderr]    Compiling stringsext v2.3.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.16s
[INFO] running `Command { std: "docker" "inspect" "67c115a1dcc46bc6ec65187b483bbd598f7222b6fced6b4005b4d2627a261ed4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67c115a1dcc46bc6ec65187b483bbd598f7222b6fced6b4005b4d2627a261ed4", kill_on_drop: false }`
[INFO] [stdout] 67c115a1dcc46bc6ec65187b483bbd598f7222b6fced6b4005b4d2627a261ed4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9875d16fadbd983c288144fbdf9df91a8c9f9e371d8b56e5ff3acbdd680ea9bf
[INFO] running `Command { std: "docker" "start" "-a" "9875d16fadbd983c288144fbdf9df91a8c9f9e371d8b56e5ff3acbdd680ea9bf", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/stringsext-1ef53c4867f7b3b0)
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test helper::tests::test_as_str_unchecked_no_borrow_check ... ok
[INFO] [stdout] test finding_collection::tests::test_ascii_emulation ... ok
[INFO] [stdout] test helper::tests::test_char_count ... ok
[INFO] [stdout] test helper::tests::test_split_s_grep_char ... ok
[INFO] [stdout] test helper::tests::test_split_s_require_same_unicode_block ... ok
[INFO] [stdout] test helper::tests::test_split_s ... ok
[INFO] [stdout] test helper::tests::test_starts_with_multibyte_char ... ok
[INFO] [stdout] test mission::tests::test_pass_filter ... ok
[INFO] [stdout] test mission::tests::test_enc_opt_parser ... ok
[INFO] [stdout] test scanner::tests::test_field_with_zeros ... ok
[INFO] [stdout] test scanner::tests::test_grep_in_scan ... ok
[INFO] [stdout] test scanner::tests::test_scan_buffer_split_multibyte ... ok
[INFO] [stdout] test scanner::tests::test_scan_input_buffer_chunks ... ok
[INFO] [stdout] test scanner::tests::test_scan_store_in_scanner_state ... ok
[INFO] [stdout] test scanner::tests::test_split_str_iterator_and_store_in_scanner_state ... ok
[INFO] [stdout] test scanner::tests::test_to_short1 ... ok
[INFO] [stdout] test scanner::tests::test_to_short2 ... ok
[INFO] [stdout] test options::tests::test_arg_parser ... ok
[INFO] [stdout] test tests::test_merger ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9875d16fadbd983c288144fbdf9df91a8c9f9e371d8b56e5ff3acbdd680ea9bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9875d16fadbd983c288144fbdf9df91a8c9f9e371d8b56e5ff3acbdd680ea9bf", kill_on_drop: false }`
[INFO] [stdout] 9875d16fadbd983c288144fbdf9df91a8c9f9e371d8b56e5ff3acbdd680ea9bf