[INFO] fetching crate dynstr 0.1.1...
[INFO] testing dynstr-0.1.1 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate dynstr 0.1.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate dynstr 0.1.1 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 dynstr 0.1.1
[INFO] finished tweaking crates.io crate dynstr 0.1.1
[INFO] tweaked toml for crates.io crate dynstr 0.1.1 written to /workspace/builds/worker-7/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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c27cc00c3e6ca69a607cefb6ed19734234c03052bc6a481630ad68fe04ad53df
[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" "c27cc00c3e6ca69a607cefb6ed19734234c03052bc6a481630ad68fe04ad53df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c27cc00c3e6ca69a607cefb6ed19734234c03052bc6a481630ad68fe04ad53df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c27cc00c3e6ca69a607cefb6ed19734234c03052bc6a481630ad68fe04ad53df", kill_on_drop: false }`
[INFO] [stdout] c27cc00c3e6ca69a607cefb6ed19734234c03052bc6a481630ad68fe04ad53df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6341ebd22b1c6b6828ce60b04fbef35b8e16a7e72579c2eadebc31b639f98591
[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" "6341ebd22b1c6b6828ce60b04fbef35b8e16a7e72579c2eadebc31b639f98591", kill_on_drop: false }`
[INFO] [stderr]    Compiling dynstr v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "6341ebd22b1c6b6828ce60b04fbef35b8e16a7e72579c2eadebc31b639f98591", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6341ebd22b1c6b6828ce60b04fbef35b8e16a7e72579c2eadebc31b639f98591", kill_on_drop: false }`
[INFO] [stdout] 6341ebd22b1c6b6828ce60b04fbef35b8e16a7e72579c2eadebc31b639f98591
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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] c37f845fd56cfb784eb2e034e8bb6d353c6a540b66fbc4c6a209fef6913baa54
[INFO] running `Command { std: "docker" "start" "-a" "c37f845fd56cfb784eb2e034e8bb6d353c6a540b66fbc4c6a209fef6913baa54", kill_on_drop: false }`
[INFO] [stderr]    Compiling dynstr v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.86s
[INFO] running `Command { std: "docker" "inspect" "c37f845fd56cfb784eb2e034e8bb6d353c6a540b66fbc4c6a209fef6913baa54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c37f845fd56cfb784eb2e034e8bb6d353c6a540b66fbc4c6a209fef6913baa54", kill_on_drop: false }`
[INFO] [stdout] c37f845fd56cfb784eb2e034e8bb6d353c6a540b66fbc4c6a209fef6913baa54
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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] a56315954362b9a192dd13f3fec5b6be7c9dcaf24db49470e4893dc0f756a2e5
[INFO] running `Command { std: "docker" "start" "-a" "a56315954362b9a192dd13f3fec5b6be7c9dcaf24db49470e4893dc0f756a2e5", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dynstr-06cc8d925dcc4205)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/indexed_test.rs (/opt/rustwide/target/debug/deps/indexed_test-a8a547fb505406c7)
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test slice_cons ... ok
[INFO] [stdout] test basic ... ok
[INFO] [stdout] test slice_cons_slice ... ok
[INFO] [stdout] test cons ... ok
[INFO] [stdout] test slice ... ok
[INFO] [stdout] test slice_panic - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/methods_test.rs (/opt/rustwide/target/debug/deps/methods_test-c873a0f3bf331e84)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test index_of ... ok
[INFO] [stdout] test split_empty_pattern ... ok
[INFO] [stdout] test split_empty ... ok
[INFO] [stdout] test split ... ok
[INFO] [stdout] test append ... ok
[INFO] [stdout] test split_empty_source ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/pattern_test.rs (/opt/rustwide/target/debug/deps/pattern_test-a7fd6706ed2269ed)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running tests/string_test.rs (/opt/rustwide/target/debug/deps/string_test-371b62fa2242d42a)
[INFO] [stdout] test basic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test hash ... ok
[INFO] [stdout] test iter_cons_slice ... ok
[INFO] [stdout] test nth ... ok
[INFO] [stdout] test iter_cons_cons_slice ... ok
[INFO] [stderr]    Doc-tests dynstr
[INFO] [stdout] test iter_slice ... ok
[INFO] [stdout] test unicode ... ok
[INFO] [stdout] test iter_cons ... ok
[INFO] [stdout] test iter_slice_slice ... ok
[INFO] [stdout] test basic ... ok
[INFO] [stdout] test eq ... ok
[INFO] [stdout] test iter_slice_slice_slice ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/methods.rs - methods::DynamicString::append (line 40) ... ok
[INFO] [stdout] test src/lib.rs - (line 10) ... ok
[INFO] [stdout] test src/methods.rs - methods::DynamicString::split (line 79) ... ok
[INFO] [stdout] test src/methods.rs - methods::DynamicString::index_of (line 65) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.45s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a56315954362b9a192dd13f3fec5b6be7c9dcaf24db49470e4893dc0f756a2e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a56315954362b9a192dd13f3fec5b6be7c9dcaf24db49470e4893dc0f756a2e5", kill_on_drop: false }`
[INFO] [stdout] a56315954362b9a192dd13f3fec5b6be7c9dcaf24db49470e4893dc0f756a2e5