[INFO] fetching crate smartstring 0.2.10...
[INFO] testing smartstring-0.2.10 against 1.59.0 for beta-1.60-1
[INFO] extracting crate smartstring 0.2.10 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate smartstring 0.2.10 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate smartstring 0.2.10
[INFO] finished tweaking crates.io crate smartstring 0.2.10
[INFO] tweaked toml for crates.io crate smartstring 0.2.10 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cbb8721db87d5d2e641869f4a66331509b0f3d0df3da99ea3a9e3880cf680df0
[INFO] running `Command { std: "docker" "start" "-a" "cbb8721db87d5d2e641869f4a66331509b0f3d0df3da99ea3a9e3880cf680df0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cbb8721db87d5d2e641869f4a66331509b0f3d0df3da99ea3a9e3880cf680df0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbb8721db87d5d2e641869f4a66331509b0f3d0df3da99ea3a9e3880cf680df0", kill_on_drop: false }`
[INFO] [stdout] cbb8721db87d5d2e641869f4a66331509b0f3d0df3da99ea3a9e3880cf680df0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b057e9ad02f369b49ff625432d55624ab598a7518eba46b575e3b60b74ebdeab
[INFO] running `Command { std: "docker" "start" "-a" "b057e9ad02f369b49ff625432d55624ab598a7518eba46b575e3b60b74ebdeab", kill_on_drop: false }`
[INFO] [stderr]    Compiling smartstring v0.2.10 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `Command { std: "docker" "inspect" "b057e9ad02f369b49ff625432d55624ab598a7518eba46b575e3b60b74ebdeab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b057e9ad02f369b49ff625432d55624ab598a7518eba46b575e3b60b74ebdeab", kill_on_drop: false }`
[INFO] [stdout] b057e9ad02f369b49ff625432d55624ab598a7518eba46b575e3b60b74ebdeab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f869976e8fe9ae9637b1d08067c0b13435a8c88de735007c7aca585954cccd95
[INFO] running `Command { std: "docker" "start" "-a" "f869976e8fe9ae9637b1d08067c0b13435a8c88de735007c7aca585954cccd95", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling semver v1.0.6
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.7
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling ryu v1.0.9
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling serde_test v1.0.136
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling quick-error v2.0.1
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling getrandom v0.2.5
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling crossbeam-channel v0.5.2
[INFO] [stderr]    Compiling plotters v0.3.1
[INFO] [stderr]    Compiling rusty-fork v0.3.0
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand_xorshift v0.3.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling proptest v1.0.0
[INFO] [stderr]    Compiling criterion-plot v0.4.4
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.3.5
[INFO] [stderr]    Compiling proptest-derive v0.3.0
[INFO] [stderr]    Compiling smartstring v0.2.10 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 19.34s
[INFO] running `Command { std: "docker" "inspect" "f869976e8fe9ae9637b1d08067c0b13435a8c88de735007c7aca585954cccd95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f869976e8fe9ae9637b1d08067c0b13435a8c88de735007c7aca585954cccd95", kill_on_drop: false }`
[INFO] [stdout] f869976e8fe9ae9637b1d08067c0b13435a8c88de735007c7aca585954cccd95
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3c8d1c7316f6458c9aa8c94a06672ac1fbbd1f7e8f71892777687ff4b9f7b8ff
[INFO] running `Command { std: "docker" "start" "-a" "3c8d1c7316f6458c9aa8c94a06672ac1fbbd1f7e8f71892777687ff4b9f7b8ff", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/smartstring-1670ad163f421d55)
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test test::tests::dont_panic_on_removing_last_index_from_an_inline_string ... ok
[INFO] [stdout] test test::tests::dont_panic_when_inserting_a_string_at_exactly_inline_capacity ... ok
[INFO] [stdout] test test::tests::drain_over_inline_boundary ... ok
[INFO] [stdout] test test::tests::drain_wrapped_shouldnt_drop_twice ... ok
[INFO] [stdout] test test::tests::fail ... ok
[INFO] [stdout] test test::tests::shouldnt_panic_on_inclusive_range_end_one_less_than_start ... ok
[INFO] [stdout] test test::tests::string_layout_consistency_check ... ok
[INFO] [stdout] test test::tests::drain_bounds_integer_overflow_must_panic - should panic ... ok
[INFO] [stdout] test test::tests::must_panic_on_insert_outside_char_boundary ... ok
[INFO] [stdout] test test::tests::must_not_promote_before_insert_succeeds ... ok
[INFO] [stdout] test test::tests::must_panic_on_out_of_bounds_range ... ok
[INFO] [stdout] test test::tests::must_panic_on_slice_outside_char_boundary ... ok
[INFO] [stdout] test test::tests::proptest_ordering_compact ... ok
[INFO] [stdout] test test::tests::proptest_ordering_lazycompact ... ok
[INFO] [stdout] test test::tests::proptest_eq ... ok
[INFO] [stdout] test test::tests::proptest_everything_lazycompact ... ok
[INFO] [stdout] test test::tests::proptest_everything_compact ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 5.68s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests smartstring
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 43) ... ok
[INFO] [stdout] test src/lib.rs - (line 34) ... ok
[INFO] [stdout] test src/lib.rs - validate (line 210) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.55s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3c8d1c7316f6458c9aa8c94a06672ac1fbbd1f7e8f71892777687ff4b9f7b8ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c8d1c7316f6458c9aa8c94a06672ac1fbbd1f7e8f71892777687ff4b9f7b8ff", kill_on_drop: false }`
[INFO] [stdout] 3c8d1c7316f6458c9aa8c94a06672ac1fbbd1f7e8f71892777687ff4b9f7b8ff