[INFO] fetching crate dynamic-arena 0.1.6...
[INFO] testing dynamic-arena-0.1.6 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate dynamic-arena 0.1.6 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate dynamic-arena 0.1.6
[INFO] finished tweaking crates.io crate dynamic-arena 0.1.6
[INFO] tweaked toml for crates.io crate dynamic-arena 0.1.6 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate dynamic-arena 0.1.6 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 28 packages to highest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded trybuild v1.0.122
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] c29e64310eb26e88403c6a232229979eb7c460711ea74df8960dbd4a126a1ad8
[INFO] running `Command { std: "docker" "start" "c29e64310eb26e88403c6a232229979eb7c460711ea74df8960dbd4a126a1ad8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c29e64310eb26e88403c6a232229979eb7c460711ea74df8960dbd4a126a1ad8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c29e64310eb26e88403c6a232229979eb7c460711ea74df8960dbd4a126a1ad8" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c29e64310eb26e88403c6a232229979eb7c460711ea74df8960dbd4a126a1ad8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c29e64310eb26e88403c6a232229979eb7c460711ea74df8960dbd4a126a1ad8" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling dynamic-arena v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.10s
[INFO] running `Command { std: "docker" "inspect" "c29e64310eb26e88403c6a232229979eb7c460711ea74df8960dbd4a126a1ad8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c29e64310eb26e88403c6a232229979eb7c460711ea74df8960dbd4a126a1ad8" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.229
[INFO] [stderr]    Compiling target-tuple v1.0.2
[INFO] [stderr]    Compiling toml_parser v1.1.5+spec-1.1.0
[INFO] [stderr]    Compiling toml_writer v1.1.3+spec-1.1.0
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling glob v0.3.4
[INFO] [stderr]    Compiling toml_datetime v1.1.2+spec-1.1.0
[INFO] [stderr]    Compiling serde_spanned v1.1.2
[INFO] [stderr]    Compiling serde v1.0.229
[INFO] [stderr]    Compiling serde_json v1.0.154
[INFO] [stderr]    Compiling toml v1.1.8+spec-1.1.0
[INFO] [stderr]    Compiling trybuild v1.0.122
[INFO] [stderr]    Compiling dynamic-arena v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/lib.rs:308:36
[INFO] [stdout]     |
[INFO] [stdout] 308 |     pub struct SelfReferential<'a>(u32, Option<&'a SelfReferential<'a>>);
[INFO] [stdout]     |                ---------------     ^^^
[INFO] [stdout]     |                |
[INFO] [stdout]     |                field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = note: `SelfReferential` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 308 -     pub struct SelfReferential<'a>(u32, Option<&'a SelfReferential<'a>>);
[INFO] [stdout] 308 +     pub struct SelfReferential<'a>((), Option<&'a SelfReferential<'a>>);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 18.29s
[INFO] running `Command { std: "docker" "inspect" "c29e64310eb26e88403c6a232229979eb7c460711ea74df8960dbd4a126a1ad8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c29e64310eb26e88403c6a232229979eb7c460711ea74df8960dbd4a126a1ad8" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> src/lib.rs:308:36
[INFO] [stderr]     |
[INFO] [stderr] 308 |     pub struct SelfReferential<'a>(u32, Option<&'a SelfReferential<'a>>);
[INFO] [stderr]     |                ---------------     ^^^
[INFO] [stderr]     |                |
[INFO] [stderr]     |                field in this struct
[INFO] [stderr]     |
[INFO] [stderr]     = note: `SelfReferential` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 308 -     pub struct SelfReferential<'a>(u32, Option<&'a SelfReferential<'a>>);
[INFO] [stderr] 308 +     pub struct SelfReferential<'a>((), Option<&'a SelfReferential<'a>>);
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `dynamic-arena` (lib test) generated 1 warning
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/deps/dynamic_arena-af1b2753445852d6)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test test::test_send ... ok
[INFO] [stdout] test test::self_referential ... ok
[INFO] [stderr]      Running tests/compiletest.rs (/opt/rustwide/target/release/deps/compiletest-f16804dd8edc2357)
[INFO] [stdout] test test::drop_counted ... ok
[INFO] [stdout] test test::copyable ... ok
[INFO] [stdout] test test::mixed ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]     Checking bumpalo v3.20.3
[INFO] [stderr]     Checking dynamic-arena v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking dynamic-arena-tests v0.0.0 (/opt/rustwide/target/tests/trybuild/dynamic-arena)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.40s
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] test tests/compile-fail/invalid_drop_counted.rs ... mismatch
[INFO] [stdout] test compile_test ... FAILED
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] EXPECTED:
[INFO] [stdout] failures:
[INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stdout] 
[INFO] [stderr] error[E0597]: `cell` does not live long enough
[INFO] [stdout] ---- compile_test stdout ----
[INFO] [stderr]   --> tests/compile-fail/invalid_drop_counted.rs:13:37
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] thread 'compile_test' (430) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/trybuild-1.0.122/src/run.rs:103:13:
[INFO] [stderr] 13 |             arena.alloc(DropCounted(&cell));
[INFO] [stdout] 1 of 1 tests failed
[INFO] [stderr]    |                                     ^^^^^ borrowed value does not live long enough
[INFO] [stdout] stack backtrace:
[INFO] [stderr] 14 |         }
[INFO] [stdout]    0:     0x594fa3029be1 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stderr] 15 |     }
[INFO] [stdout]    1:     0x594fa304026a - core[df12db4294e9bfd3]::fmt::write
[INFO] [stderr]    |     - `cell` dropped here while still borrowed
[INFO] [stdout]    2:     0x594fa302e6ac - <alloc[2182bb758b4b3781]::vec::Vec<u8> as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stderr] ...
[INFO] [stdout]    3:     0x594fa30030c6 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stderr] 21 | }
[INFO] [stdout]    4:     0x594fa3021259 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stderr]    | - borrow might be used here, when `arena` is dropped and runs the `Drop` code for type `DynamicArena`
[INFO] [stdout]    5:     0x594fa2fba530 - test[9d35eded1c95d3be]::test_main_inner::<test[9d35eded1c95d3be]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stderr]    |
[INFO] [stdout]    6:     0x594fa3021412 - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stderr]    = note: values in a scope are dropped in the opposite order they are defined
[INFO] [stdout]    7:     0x594fa3003172 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stdout]    8:     0x594fa2ffba39 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr] 
[INFO] [stdout]    9:     0x594fa3003d6d - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stderr] ACTUAL OUTPUT:
[INFO] [stdout]   10:     0x594fa30409dc - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stdout]   11:     0x594fa2f0dc5b - <trybuild[78babc4e2e9626a7]::Runner>::run
[INFO] [stderr] error[E0597]: `cell` does not live long enough
[INFO] [stdout]   12:     0x594fa2f11050 - <trybuild[78babc4e2e9626a7]::TestCases as core[df12db4294e9bfd3]::ops::drop::Drop>::drop
[INFO] [stderr]   --> tests/compile-fail/invalid_drop_counted.rs:13:37
[INFO] [stdout]   13:     0x594fa2f07bb8 - compiletest[f2afe62e2be0b0ac]::compile_test
[INFO] [stderr]    |
[INFO] [stdout]   14:     0x594fa2f07db9 - <compiletest[f2afe62e2be0b0ac]::compile_test::{closure#0} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr] 11 |         let cell = Box::new(Cell::new(0));
[INFO] [stdout]   15:     0x594fa2fad81b - test[9d35eded1c95d3be]::__rust_begin_short_backtrace::<core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>, fn() -> core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>>
[INFO] [stderr]    |             ---- binding `cell` declared here
[INFO] [stdout]   16:     0x594fa2fbae85 - test[9d35eded1c95d3be]::run_test::{closure#0}
[INFO] [stderr] 12 |         for _i in 0..5 {
[INFO] [stdout]   17:     0x594fa2fb4744 - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>
[INFO] [stderr] 13 |             arena.alloc(DropCounted(&cell));
[INFO] [stdout]   18:     0x594fa2fbdfe2 - <std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stderr]    |                                     ^^^^^ borrowed value does not live long enough
[INFO] [stdout]   19:     0x594fa3028e99 - <std[70759c8f55707aa4]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stderr] 14 |         }
[INFO] [stdout]   20:     0x78e41abffdfa - <unknown>
[INFO] [stderr] 15 |     }
[INFO] [stdout]   21:     0x78e41ac933d4 - clone
[INFO] [stderr]    |     - `cell` dropped here while still borrowed
[INFO] [stdout]   22:                0x0 - <unknown>
[INFO] [stderr] ...
[INFO] [stdout] 
[INFO] [stderr] 20 |     drop(arena);
[INFO] [stdout] 
[INFO] [stderr]    |          ----- borrow later used here
[INFO] [stdout] failures:
[INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stdout]     compile_test
[INFO] [stderr] note: If the actual output is the correct output you can bless it by rerunning
[INFO] [stdout] 
[INFO] [stderr]       your test with the environment variable TRYBUILD=overwrite
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.86s
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] error: test failed, to rerun pass `--test compiletest`
[INFO] running `Command { std: "docker" "inspect" "c29e64310eb26e88403c6a232229979eb7c460711ea74df8960dbd4a126a1ad8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c29e64310eb26e88403c6a232229979eb7c460711ea74df8960dbd4a126a1ad8", kill_on_drop: false }`
[INFO] [stdout] c29e64310eb26e88403c6a232229979eb7c460711ea74df8960dbd4a126a1ad8
