[INFO] fetching crate sarlacc 0.1.4...
[INFO] testing sarlacc-0.1.4 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate sarlacc 0.1.4 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate sarlacc 0.1.4
[INFO] finished tweaking crates.io crate sarlacc 0.1.4
[INFO] tweaked toml for crates.io crate sarlacc 0.1.4 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sarlacc 0.1.4 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate sarlacc 0.1.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e4264f94d4026a3944fad7a4e46b9658fff3642f8103e9db0c2ecf09cd30ce3f
[INFO] running `Command { std: "docker" "start" "-a" "e4264f94d4026a3944fad7a4e46b9658fff3642f8103e9db0c2ecf09cd30ce3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e4264f94d4026a3944fad7a4e46b9658fff3642f8103e9db0c2ecf09cd30ce3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4264f94d4026a3944fad7a4e46b9658fff3642f8103e9db0c2ecf09cd30ce3f", kill_on_drop: false }`
[INFO] [stdout] e4264f94d4026a3944fad7a4e46b9658fff3642f8103e9db0c2ecf09cd30ce3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d2d77879baac1175a5e9212159bed0fd36f3cbcaa622f22a33ec2f192db3d602
[INFO] running `Command { std: "docker" "start" "-a" "d2d77879baac1175a5e9212159bed0fd36f3cbcaa622f22a33ec2f192db3d602", kill_on_drop: false }`
[INFO] [stderr]    Compiling seize v0.5.0
[INFO] [stderr]    Compiling sarlacc v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `iter`
[INFO] [stdout]   --> src/arena/mod.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     iter,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "d2d77879baac1175a5e9212159bed0fd36f3cbcaa622f22a33ec2f192db3d602", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2d77879baac1175a5e9212159bed0fd36f3cbcaa622f22a33ec2f192db3d602", kill_on_drop: false }`
[INFO] [stdout] d2d77879baac1175a5e9212159bed0fd36f3cbcaa622f22a33ec2f192db3d602
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f4328dec6ee7bc60e092977afdb1d5dafb339472e8e4b077a0811c5af440e1e8
[INFO] running `Command { std: "docker" "start" "-a" "f4328dec6ee7bc60e092977afdb1d5dafb339472e8e4b077a0811c5af440e1e8", kill_on_drop: false }`
[INFO] [stderr]    Compiling stats_alloc v0.1.10
[INFO] [stdout] warning: unused import: `iter`
[INFO] [stdout]   --> src/arena/mod.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     iter,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling sarlacc v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `iter`
[INFO] [stdout]   --> src/arena/mod.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     iter,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `alloc::System`
[INFO] [stdout]    --> src/arena/mod.rs:738:15
[INFO] [stdout]     |
[INFO] [stdout] 738 |     use std::{alloc::System, path::PathBuf, ptr, sync::Arc, thread};
[INFO] [stdout]     |               ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `INSTRUMENTED_SYSTEM`, `Region`, and `StatsAlloc`
[INFO] [stdout]    --> src/arena/mod.rs:740:23
[INFO] [stdout]     |
[INFO] [stdout] 740 |     use stats_alloc::{INSTRUMENTED_SYSTEM, Region, StatsAlloc};
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^  ^^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `measure_memory_usage` is never used
[INFO] [stdout]    --> src/arena/mod.rs:963:8
[INFO] [stdout]     |
[INFO] [stdout] 963 |     fn measure_memory_usage() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "f4328dec6ee7bc60e092977afdb1d5dafb339472e8e4b077a0811c5af440e1e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4328dec6ee7bc60e092977afdb1d5dafb339472e8e4b077a0811c5af440e1e8", kill_on_drop: false }`
[INFO] [stdout] f4328dec6ee7bc60e092977afdb1d5dafb339472e8e4b077a0811c5af440e1e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4a9f9a794f3087f304b6041595ce33bfab039dc00542215e6128a87e0c8889a5
[INFO] running `Command { std: "docker" "start" "-a" "4a9f9a794f3087f304b6041595ce33bfab039dc00542215e6128a87e0c8889a5", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `iter`
[INFO] [stderr]   --> src/arena/mod.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     iter,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `alloc::System`
[INFO] [stderr]    --> src/arena/mod.rs:738:15
[INFO] [stderr]     |
[INFO] [stderr] 738 |     use std::{alloc::System, path::PathBuf, ptr, sync::Arc, thread};
[INFO] [stderr]     |               ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `INSTRUMENTED_SYSTEM`, `Region`, and `StatsAlloc`
[INFO] [stderr]    --> src/arena/mod.rs:740:23
[INFO] [stderr]     |
[INFO] [stderr] 740 |     use stats_alloc::{INSTRUMENTED_SYSTEM, Region, StatsAlloc};
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^  ^^^^^^  ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `measure_memory_usage` is never used
[INFO] [stderr]    --> src/arena/mod.rs:963:8
[INFO] [stderr]     |
[INFO] [stderr] 963 |     fn measure_memory_usage() {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `sarlacc` (lib) generated 1 warning (run `cargo fix --lib -p sarlacc` to apply 1 suggestion)
[INFO] [stderr] warning: `sarlacc` (lib test) generated 4 warnings (1 duplicate) (run `cargo fix --lib -p sarlacc --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/sarlacc-86a35b2a88da3968)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test arena::entry::tests::owned_equality ... ok
[INFO] [stdout] test arena::entry::tests::ref_equality ... ok
[INFO] [stdout] test arena::tests::deduplication ... ok
[INFO] [stdout] test arena::tests::basic_ref ... ok
[INFO] [stdout] test arena::tests::basic ... ok
[INFO] [stdout] test arena::tests::deduplication_ref ... ok
[INFO] [stdout] test arena::tests::intern_twice ... ok
[INFO] [stdout] test arena::tests::different_types ... ok
[INFO] [stdout] test arena::tests::basic_owned ... ok
[INFO] [stdout] test arena::tests::lotsa_interns ... ok
[INFO] [stdout] test arena::tests::lotsa_interns_ref ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sarlacc
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test src/arena/mod.rs - arena::Arena<H>::get (line 161) ... ok
[INFO] [stdout] test src/global.rs - global::Intern<B>::from_owned (line 75) ... ok
[INFO] [stdout] test src/global.rs - global::Intern<B>::get_ref (line 107) ... ok
[INFO] [stdout] test src/arena/mod.rs - arena::Arena<H>::intern_ref (line 128) ... ok
[INFO] [stdout] test src/global.rs - global::Intern<K>::new (line 26) ... ok
[INFO] [stdout] test src/global.rs - global::Intern<B>::from_ref (line 92) ... ok
[INFO] [stdout] test src/arena/mod.rs - arena::Arena<H>::intern (line 62) ... ok
[INFO] [stdout] test src/global.rs - global::Intern<K>::into_ref (line 56) ... ok
[INFO] [stdout] test src/lib.rs - (line 21) ... ok
[INFO] [stdout] test src/arena/mod.rs - arena::Arena<H>::get_ref (line 186) ... ok
[INFO] [stdout] test src/global.rs - global::Intern<K>::get (line 39) ... ok
[INFO] [stdout] test src/arena/mod.rs - arena::Arena<H>::intern_owned (line 91) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4a9f9a794f3087f304b6041595ce33bfab039dc00542215e6128a87e0c8889a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a9f9a794f3087f304b6041595ce33bfab039dc00542215e6128a87e0c8889a5", kill_on_drop: false }`
[INFO] [stdout] 4a9f9a794f3087f304b6041595ce33bfab039dc00542215e6128a87e0c8889a5