[INFO] fetching crate string-wrapper 0.3.0...
[INFO] testing string-wrapper-0.3.0 against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] extracting crate string-wrapper 0.3.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate string-wrapper 0.3.0 on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate string-wrapper 0.3.0
[INFO] finished tweaking crates.io crate string-wrapper 0.3.0
[INFO] tweaked toml for crates.io crate string-wrapper 0.3.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", 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] 1a3d9eababfc791fecd44e0da80cb979c02cc7d5c51d0a2aa209f301630fe1c7
[INFO] running `Command { std: "docker" "start" "-a" "1a3d9eababfc791fecd44e0da80cb979c02cc7d5c51d0a2aa209f301630fe1c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1a3d9eababfc791fecd44e0da80cb979c02cc7d5c51d0a2aa209f301630fe1c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a3d9eababfc791fecd44e0da80cb979c02cc7d5c51d0a2aa209f301630fe1c7", kill_on_drop: false }`
[INFO] [stdout] 1a3d9eababfc791fecd44e0da80cb979c02cc7d5c51d0a2aa209f301630fe1c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 68f6f77280114d387bab50342b46caf598dea6d25bad9c8e300873b9e8ef9846
[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" "68f6f77280114d387bab50342b46caf598dea6d25bad9c8e300873b9e8ef9846", kill_on_drop: false }`
[INFO] [stderr]    Compiling string-wrapper v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "68f6f77280114d387bab50342b46caf598dea6d25bad9c8e300873b9e8ef9846", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68f6f77280114d387bab50342b46caf598dea6d25bad9c8e300873b9e8ef9846", kill_on_drop: false }`
[INFO] [stdout] 68f6f77280114d387bab50342b46caf598dea6d25bad9c8e300873b9e8ef9846
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6ead9ad235e28b4a2d99ec6f50c729f139c750311a39bf3472e0cbdcb44d6606
[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" "6ead9ad235e28b4a2d99ec6f50c729f139c750311a39bf3472e0cbdcb44d6606", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling string-wrapper v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 10.86s
[INFO] running `Command { std: "docker" "inspect" "6ead9ad235e28b4a2d99ec6f50c729f139c750311a39bf3472e0cbdcb44d6606", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ead9ad235e28b4a2d99ec6f50c729f139c750311a39bf3472e0cbdcb44d6606", kill_on_drop: false }`
[INFO] [stdout] 6ead9ad235e28b4a2d99ec6f50c729f139c750311a39bf3472e0cbdcb44d6606
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "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] 6fe939107a086aa4ff7d028450a914fce336499c193eb702e503826aacca378a
[INFO] running `Command { std: "docker" "start" "-a" "6fe939107a086aa4ff7d028450a914fce336499c193eb702e503826aacca378a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/string_wrapper-1bc3b7bf6d964c53
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test tests::clone ... ok
[INFO] [stdout] test tests::eq ... ok
[INFO] [stdout] test tests::ord_only_to_length ... ok
[INFO] [stdout] test tests::ord ... ok
[INFO] [stdout] test tests::traits ... ok
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] test tests::hash_only_to_length ... ok
[INFO] [stdout] test tests::from_str ... ok
[INFO] [stdout] test tests::eq_only_to_length ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests string-wrapper
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test lib.rs - StringWrapper<T>::from_str (line 195) ... ok
[INFO] [stdout] test lib.rs - StringWrapper<T>::from_str_safe (line 220) ... ok
[INFO] [stdout] test lib.rs - StringWrapper<T>::from_str_safe (line 213) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6fe939107a086aa4ff7d028450a914fce336499c193eb702e503826aacca378a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fe939107a086aa4ff7d028450a914fce336499c193eb702e503826aacca378a", kill_on_drop: false }`
[INFO] [stdout] 6fe939107a086aa4ff7d028450a914fce336499c193eb702e503826aacca378a