[INFO] fetching crate ext-string 0.1.5...
[INFO] testing ext-string-0.1.5 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate ext-string 0.1.5 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate ext-string 0.1.5 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ext-string 0.1.5
[INFO] finished tweaking crates.io crate ext-string 0.1.5
[INFO] tweaked toml for crates.io crate ext-string 0.1.5 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a6485d7addb9f8216a5ec6abb5c7f6fe69dd3e3c2d7b597f914e9979de0424cd
[INFO] running `Command { std: "docker" "start" "-a" "a6485d7addb9f8216a5ec6abb5c7f6fe69dd3e3c2d7b597f914e9979de0424cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6485d7addb9f8216a5ec6abb5c7f6fe69dd3e3c2d7b597f914e9979de0424cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6485d7addb9f8216a5ec6abb5c7f6fe69dd3e3c2d7b597f914e9979de0424cd", kill_on_drop: false }`
[INFO] [stdout] a6485d7addb9f8216a5ec6abb5c7f6fe69dd3e3c2d7b597f914e9979de0424cd
[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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a3bf57a2e56256cc2cbdb5a3d873c21123d51d05eae538c9844f75217bdb080c
[INFO] running `Command { std: "docker" "start" "-a" "a3bf57a2e56256cc2cbdb5a3d873c21123d51d05eae538c9844f75217bdb080c", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling ext-string v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "a3bf57a2e56256cc2cbdb5a3d873c21123d51d05eae538c9844f75217bdb080c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3bf57a2e56256cc2cbdb5a3d873c21123d51d05eae538c9844f75217bdb080c", kill_on_drop: false }`
[INFO] [stdout] a3bf57a2e56256cc2cbdb5a3d873c21123d51d05eae538c9844f75217bdb080c
[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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5c04ea4735ff612f9597f855a80a9bfaa9f47e891b68fa80e918f2318cd58525
[INFO] running `Command { std: "docker" "start" "-a" "5c04ea4735ff612f9597f855a80a9bfaa9f47e891b68fa80e918f2318cd58525", kill_on_drop: false }`
[INFO] [stderr]    Compiling ext-string v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "5c04ea4735ff612f9597f855a80a9bfaa9f47e891b68fa80e918f2318cd58525", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c04ea4735ff612f9597f855a80a9bfaa9f47e891b68fa80e918f2318cd58525", kill_on_drop: false }`
[INFO] [stdout] 5c04ea4735ff612f9597f855a80a9bfaa9f47e891b68fa80e918f2318cd58525
[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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b83730e1ecdbf73f257d0ca84c2550e893d19e853544ba22fa67642734a7c351
[INFO] running `Command { std: "docker" "start" "-a" "b83730e1ecdbf73f257d0ca84c2550e893d19e853544ba22fa67642734a7c351", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 9 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ext_string-8c250199d5f58506)
[INFO] [stdout] test tests::test_is_alphanumeric ... ok
[INFO] [stdout] test tests::test_pad_right ... ok
[INFO] [stdout] test tests::test_pad_left_str ... ok
[INFO] [stdout] test tests::test_pad_right_str ... ok
[INFO] [stdout] test tests::test_is_alphabetic ... ok
[INFO] [stdout] test tests::test_is_swap_case ... ok
[INFO] [stdout] test tests::test_reverse ... ok
[INFO] [stdout] test tests::test_is_numeric ... ok
[INFO] [stdout] test tests::test_pad_left ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ext-string
[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" "b83730e1ecdbf73f257d0ca84c2550e893d19e853544ba22fa67642734a7c351", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b83730e1ecdbf73f257d0ca84c2550e893d19e853544ba22fa67642734a7c351", kill_on_drop: false }`
[INFO] [stdout] b83730e1ecdbf73f257d0ca84c2550e893d19e853544ba22fa67642734a7c351