[INFO] fetching crate smartstring 0.2.6...
[INFO] testing smartstring-0.2.6 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] extracting crate smartstring 0.2.6 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate smartstring 0.2.6 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate smartstring 0.2.6
[INFO] finished tweaking crates.io crate smartstring 0.2.6
[INFO] tweaked toml for crates.io crate smartstring 0.2.6 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded arbitrary v0.4.7
[INFO] [stderr]   Downloaded derive_arbitrary v0.4.7
[INFO] [stderr]   Downloaded proptest-derive v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c7ee1490517f28ca39f53ce0e956ee06030a9dcb3a4ebe39cca741bb8044d6f9
[INFO] running `Command { std: "docker" "start" "-a" "c7ee1490517f28ca39f53ce0e956ee06030a9dcb3a4ebe39cca741bb8044d6f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c7ee1490517f28ca39f53ce0e956ee06030a9dcb3a4ebe39cca741bb8044d6f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7ee1490517f28ca39f53ce0e956ee06030a9dcb3a4ebe39cca741bb8044d6f9", kill_on_drop: false }`
[INFO] [stdout] c7ee1490517f28ca39f53ce0e956ee06030a9dcb3a4ebe39cca741bb8044d6f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf038bc5dcc964029438a44aaa955c79f57988207fb3562293421d3addd52065
[INFO] running `Command { std: "docker" "start" "-a" "bf038bc5dcc964029438a44aaa955c79f57988207fb3562293421d3addd52065", kill_on_drop: false }`
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling smartstring v0.2.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable `pub` item
[INFO] [stdout]    --> src/boxed.rs:7:1
[INFO] [stdout]     |
[INFO] [stdout] 7   | pub trait BoxedString {
[INFO] [stdout]     | ---^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     | |
[INFO] [stdout]     | help: consider restricting its visibility: `pub(crate)`
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:137:9
[INFO] [stdout]     |
[INFO] [stdout] 137 | #![warn(unreachable_pub, missing_debug_implementations, missing_docs)]
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout]     = help: or consider exporting it for use by other crates
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "bf038bc5dcc964029438a44aaa955c79f57988207fb3562293421d3addd52065", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf038bc5dcc964029438a44aaa955c79f57988207fb3562293421d3addd52065", kill_on_drop: false }`
[INFO] [stdout] bf038bc5dcc964029438a44aaa955c79f57988207fb3562293421d3addd52065
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6d0914dfc5fd4b3fffe30992c9493febd0d451780cca0fc51e0b0b81717a8a98
[INFO] running `Command { std: "docker" "start" "-a" "6d0914dfc5fd4b3fffe30992c9493febd0d451780cca0fc51e0b0b81717a8a98", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling plotters-backend v0.3.0
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling half v1.7.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling itertools v0.10.0
[INFO] [stdout] warning: unreachable `pub` item
[INFO] [stdout]    --> src/boxed.rs:7:1
[INFO] [stdout]     |
[INFO] [stdout] 7   | pub trait BoxedString {
[INFO] [stdout]     | ---^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     | |
[INFO] [stdout]     | help: consider restricting its visibility: `pub(crate)`
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:137:9
[INFO] [stdout]     |
[INFO] [stdout] 137 | #![warn(unreachable_pub, missing_debug_implementations, missing_docs)]
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout]     = help: or consider exporting it for use by other crates
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling serde_test v1.0.126
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling plotters-svg v0.3.0
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_xorshift v0.2.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling rusty-fork v0.3.0
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]    Compiling plotters v0.3.1
[INFO] [stderr]    Compiling proptest v0.10.1
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling cast v0.2.6
[INFO] [stderr]    Compiling criterion-plot v0.4.3
[INFO] [stderr]    Compiling criterion v0.3.4
[INFO] [stderr]    Compiling proptest-derive v0.2.0
[INFO] [stderr]    Compiling smartstring v0.2.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable `pub` item
[INFO] [stdout]    --> src/boxed.rs:7:1
[INFO] [stdout]     |
[INFO] [stdout] 7   | pub trait BoxedString {
[INFO] [stdout]     | ---^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     | |
[INFO] [stdout]     | help: consider restricting its visibility: `pub(crate)`
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:137:9
[INFO] [stdout]     |
[INFO] [stdout] 137 | #![warn(unreachable_pub, missing_debug_implementations, missing_docs)]
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout]     = help: or consider exporting it for use by other crates
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 25.04s
[INFO] running `Command { std: "docker" "inspect" "6d0914dfc5fd4b3fffe30992c9493febd0d451780cca0fc51e0b0b81717a8a98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d0914dfc5fd4b3fffe30992c9493febd0d451780cca0fc51e0b0b81717a8a98", kill_on_drop: false }`
[INFO] [stdout] 6d0914dfc5fd4b3fffe30992c9493febd0d451780cca0fc51e0b0b81717a8a98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ee86e998fb5dfb9cb9e2dac087f00039551c8cbd47448802c617ddf0b5299cd6
[INFO] running `Command { std: "docker" "start" "-a" "ee86e998fb5dfb9cb9e2dac087f00039551c8cbd47448802c617ddf0b5299cd6", kill_on_drop: false }`
[INFO] [stderr] warning: unreachable `pub` item
[INFO] [stderr]    --> src/boxed.rs:7:1
[INFO] [stderr]     |
[INFO] [stderr] 7   | pub trait BoxedString {
[INFO] [stderr]     | ---^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     | |
[INFO] [stderr]     | help: consider restricting its visibility: `pub(crate)`
[INFO] [stderr]     |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]    --> src/lib.rs:137:9
[INFO] [stderr]     |
[INFO] [stderr] 137 | #![warn(unreachable_pub, missing_debug_implementations, missing_docs)]
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: or consider exporting it for use by other crates
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable `pub` item
[INFO] [stderr]    --> src/boxed.rs:7:1
[INFO] [stderr]     |
[INFO] [stderr] 7   | pub trait BoxedString {
[INFO] [stderr]     | ---^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     | |
[INFO] [stderr]     | help: consider restricting its visibility: `pub(crate)`
[INFO] [stderr]     |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]    --> src/lib.rs:137:9
[INFO] [stderr]     |
[INFO] [stderr] 137 | #![warn(unreachable_pub, missing_debug_implementations, missing_docs)]
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: or consider exporting it for use by other crates
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/smartstring-f4b925db96c25f52)
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test test::tests::dont_panic_when_inserting_a_string_at_exactly_inline_capacity ... ok
[INFO] [stdout] test test::tests::fail ... ok
[INFO] [stdout] test test::tests::drain_wrapped_shouldnt_drop_twice ... ok
[INFO] [stdout] test test::tests::must_not_promote_before_insert_succeeds ... ok
[INFO] [stdout] test test::tests::must_panic_on_slice_outside_char_boundary ... ok
[INFO] [stdout] test test::tests::must_panic_on_out_of_bounds_range ... ok
[INFO] [stdout] test test::tests::must_panic_on_insert_outside_char_boundary ... ok
[INFO] [stdout] test test::tests::string_layout_consistency_check ... ok
[INFO] [stdout] test test::tests::dont_panic_on_removing_last_index_from_an_inline_string ... ok
[INFO] [stdout] test test::tests::drain_over_inline_boundary ... ok
[INFO] [stdout] test test::tests::shouldnt_panic_on_inclusive_range_end_one_less_than_start ... ok
[INFO] [stdout] test test::tests::drain_bounds_integer_overflow_must_panic ... ok
[INFO] [stdout] test test::tests::proptest_ordering_lazycompact ... ok
[INFO] [stdout] test test::tests::proptest_ordering_compact ... ok
[INFO] [stdout] test test::tests::proptest_eq ... ok
[INFO] [stdout] test test::tests::proptest_everything_lazycompact ... ok
[INFO] [stderr]    Doc-tests smartstring
[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 7.85s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 31) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.47s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ee86e998fb5dfb9cb9e2dac087f00039551c8cbd47448802c617ddf0b5299cd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee86e998fb5dfb9cb9e2dac087f00039551c8cbd47448802c617ddf0b5299cd6", kill_on_drop: false }`
[INFO] [stdout] ee86e998fb5dfb9cb9e2dac087f00039551c8cbd47448802c617ddf0b5299cd6