[INFO] fetching crate temporary-owner-rs 0.2.0...
[INFO] testing temporary-owner-rs-0.2.0 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate temporary-owner-rs 0.2.0 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate temporary-owner-rs 0.2.0
[INFO] finished tweaking crates.io crate temporary-owner-rs 0.2.0
[INFO] tweaked toml for crates.io crate temporary-owner-rs 0.2.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate temporary-owner-rs 0.2.0 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] crate crates.io crate temporary-owner-rs 0.2.0 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 37f84aee937d5762364033096c5f7b8b7f43a544ddf8b6b050df5e4392a41425
[INFO] running `Command { std: "docker" "start" "37f84aee937d5762364033096c5f7b8b7f43a544ddf8b6b050df5e4392a41425", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "37f84aee937d5762364033096c5f7b8b7f43a544ddf8b6b050df5e4392a41425", 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" "37f84aee937d5762364033096c5f7b8b7f43a544ddf8b6b050df5e4392a41425" "/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" "37f84aee937d5762364033096c5f7b8b7f43a544ddf8b6b050df5e4392a41425", 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" "37f84aee937d5762364033096c5f7b8b7f43a544ddf8b6b050df5e4392a41425" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling temporary-owner-rs v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/lib.rs:538:21
[INFO] [stdout]     |
[INFO] [stdout] 538 |                 Err(e) =>
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/lib.rs:587:24
[INFO] [stdout]     |
[INFO] [stdout] 587 |             if let Err(e) = res
[INFO] [stdout]     |                        ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `make_transfer` is never used
[INFO] [stdout]    --> src/lib.rs:381:8
[INFO] [stdout]     |
[INFO] [stdout] 377 | impl OwnershipFlags
[INFO] [stdout]     | ------------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 381 |     fn make_transfer() -> OwnershipFlags
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "37f84aee937d5762364033096c5f7b8b7f43a544ddf8b6b050df5e4392a41425", 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" "37f84aee937d5762364033096c5f7b8b7f43a544ddf8b6b050df5e4392a41425" "/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 temporary-owner-rs v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/lib.rs:538:21
[INFO] [stdout]     |
[INFO] [stdout] 538 |                 Err(e) =>
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/lib.rs:587:24
[INFO] [stdout]     |
[INFO] [stdout] 587 |             if let Err(e) = res
[INFO] [stdout]     |                        ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `make_transfer` is never used
[INFO] [stdout]    --> src/lib.rs:381:8
[INFO] [stdout]     |
[INFO] [stdout] 377 | impl OwnershipFlags
[INFO] [stdout]     | ------------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 381 |     fn make_transfer() -> OwnershipFlags
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/lib.rs:538:21
[INFO] [stdout]     |
[INFO] [stdout] 538 |                 Err(e) =>
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/lib.rs:587:24
[INFO] [stdout]     |
[INFO] [stdout] 587 |             if let Err(e) = res
[INFO] [stdout]     |                        ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]     --> src/lib.rs:1251:31
[INFO] [stdout]      |
[INFO] [stdout] 1251 |         owner.clear_poisoned(|v| {}).unwrap();
[INFO] [stdout]      |                               ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `make_transfer` is never used
[INFO] [stdout]    --> src/lib.rs:381:8
[INFO] [stdout]     |
[INFO] [stdout] 377 | impl OwnershipFlags
[INFO] [stdout]     | ------------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 381 |     fn make_transfer() -> OwnershipFlags
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 1.07s
[INFO] running `Command { std: "docker" "inspect" "37f84aee937d5762364033096c5f7b8b7f43a544ddf8b6b050df5e4392a41425", 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" "37f84aee937d5762364033096c5f7b8b7f43a544ddf8b6b050df5e4392a41425" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stdout] running 3 tests
[INFO] [stderr]    --> src/lib.rs:538:21
[INFO] [stdout] test test::test_a1 ... ok
[INFO] [stderr]     |
[INFO] [stdout] test test::test_a2 - should panic ... FAILED
[INFO] [stderr] 538 |                 Err(e) =>
[INFO] [stderr]     |                     ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]    --> src/lib.rs:587:24
[INFO] [stderr]     |
[INFO] [stderr] 587 |             if let Err(e) = res
[INFO] [stderr]     |                        ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `make_transfer` is never used
[INFO] [stderr]    --> src/lib.rs:381:8
[INFO] [stderr]     |
[INFO] [stderr] 377 | impl OwnershipFlags
[INFO] [stderr]     | ------------------- associated function in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 381 |     fn make_transfer() -> OwnershipFlags
[INFO] [stderr]     |        ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `temporary-owner-rs` (lib) generated 3 warnings (run `cargo fix --lib -p temporary-owner-rs` to apply 2 suggestions)
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]     --> src/lib.rs:1251:31
[INFO] [stderr]      |
[INFO] [stderr] 1251 |         owner.clear_poisoned(|v| {}).unwrap();
[INFO] [stderr]      |                               ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stderr] 
[INFO] [stderr] warning: `temporary-owner-rs` (lib test) generated 4 warnings (3 duplicates) (run `cargo fix --lib -p temporary-owner-rs --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/deps/temporary_owner_rs-d60413f5ae3d5445)
[INFO] [stdout] test test::test_a3 ... ok
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- test::test_a2 stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread '<unnamed>' (159) panicked at src/lib.rs:1226:21:
[INFO] [stdout] should panic!
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x565e9107f071 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x565e9109324a - core[df12db4294e9bfd3]::fmt::write
[INFO] [stdout]    2:     0x565e9108350c - <alloc[2182bb758b4b3781]::vec::Vec<u8> as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x565e9105b5b6 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x565e91077729 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stdout]    5:     0x565e91013bb0 - test[9d35eded1c95d3be]::test_main_inner::<test[9d35eded1c95d3be]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]    6:     0x565e910778e2 - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x565e9105b694 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x565e910543e9 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x565e9105c25d - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stdout]   10:     0x565e9109397c - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stdout]   11:     0x565e90ffbf44 - temporary_owner_rs[76a38de08e1fb629]::test::test_a2::{closure#0}
[INFO] [stdout]   12:     0x565e90ffba0e - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<temporary_owner_rs[76a38de08e1fb629]::test::test_a2::{closure#0}, !>
[INFO] [stdout]   13:     0x565e910044bf - std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked::<temporary_owner_rs[76a38de08e1fb629]::test::test_a2::{closure#0}, !>::{closure#1}::{closure#0}
[INFO] [stdout]   14:     0x565e91004be5 - <core[df12db4294e9bfd3]::panic::unwind_safe::AssertUnwindSafe<std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<temporary_owner_rs[76a38de08e1fb629]::test::test_a2::{closure#0}, !>::{closure#1}::{closure#0}> as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   15:     0x565e91004515 - <std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<temporary_owner_rs[76a38de08e1fb629]::test::test_a2::{closure#0}, !>::{closure#1} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   16:     0x565e9107e949 - <std[70759c8f55707aa4]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   17:     0x7156ad21cdfa - <unknown>
[INFO] [stdout]   18:     0x7156ad2b03d4 - clone
[INFO] [stdout]   19:                0x0 - <unknown>
[INFO] [stdout] dropped!
[INFO] [stdout] 
[INFO] [stdout] thread 'test::test_a2' (156) panicked at src/lib.rs:1260:9:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: 2
[INFO] [stdout]  right: 1
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x565e9107f071 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x565e9109324a - core[df12db4294e9bfd3]::fmt::write
[INFO] [stdout]    2:     0x565e9108350c - <alloc[2182bb758b4b3781]::vec::Vec<u8> as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x565e9105b5b6 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x565e91077729 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stdout]    5:     0x565e91013bb0 - test[9d35eded1c95d3be]::test_main_inner::<test[9d35eded1c95d3be]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]    6:     0x565e910778e2 - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x565e9105b662 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x565e910543e9 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x565e9105c25d - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stdout]   10:     0x565e9109397c - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stdout]   11:     0x565e91093893 - core[df12db4294e9bfd3]::panicking::assert_failed_inner
[INFO] [stdout]   12:     0x565e91053fba - core[df12db4294e9bfd3]::panicking::assert_failed::<u32, u32>
[INFO] [stdout]   13:     0x565e90fff02b - <temporary_owner_rs[76a38de08e1fb629]::test::test_a2::{closure#0} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   14:     0x565e91006e9b - test[9d35eded1c95d3be]::__rust_begin_short_backtrace::<core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>, fn() -> core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>>
[INFO] [stdout]   15:     0x565e91014505 - test[9d35eded1c95d3be]::run_test::{closure#0}
[INFO] [stdout]   16:     0x565e9100ddc4 - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>
[INFO] [stdout]   17:     0x565e91017662 - <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] [stdout]   18:     0x565e9107e949 - <std[70759c8f55707aa4]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   19:     0x7156ad21cdfa - <unknown>
[INFO] [stdout]   20:     0x7156ad2b03d4 - clone
[INFO] [stdout]   21:                0x0 - <unknown>
[INFO] [stdout] note: panic did not contain expected string
[INFO] [stdout]       panic message: "assertion `left == right` failed\n  left: 2\n right: 1"
[INFO] [stdout]  expected substring: "should panic!"
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     test::test_a2
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 2 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 6.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "37f84aee937d5762364033096c5f7b8b7f43a544ddf8b6b050df5e4392a41425", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37f84aee937d5762364033096c5f7b8b7f43a544ddf8b6b050df5e4392a41425", kill_on_drop: false }`
[INFO] [stdout] 37f84aee937d5762364033096c5f7b8b7f43a544ddf8b6b050df5e4392a41425
