[INFO] fetching crate error-collection 1.0.4...
[INFO] testing error-collection-1.0.4 against 1.100.0-beta.1+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate error-collection 1.0.4 into /workspace/builds/worker-7-tc2/source
[INFO] removed /workspace/builds/worker-7-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate error-collection 1.0.4
[INFO] finished tweaking crates.io crate error-collection 1.0.4
[INFO] tweaked toml for crates.io crate error-collection 1.0.4 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate error-collection 1.0.4 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate error-collection 1.0.4 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" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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] 79f91fa11d0793b5db209b0c89933e905a1f0b05755048967e728992931555d6
[INFO] running `Command { std: "docker" "start" "79f91fa11d0793b5db209b0c89933e905a1f0b05755048967e728992931555d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "79f91fa11d0793b5db209b0c89933e905a1f0b05755048967e728992931555d6", 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" "79f91fa11d0793b5db209b0c89933e905a1f0b05755048967e728992931555d6" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "79f91fa11d0793b5db209b0c89933e905a1f0b05755048967e728992931555d6", 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" "79f91fa11d0793b5db209b0c89933e905a1f0b05755048967e728992931555d6" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling derive_more-impl v2.1.1
[INFO] [stderr]    Compiling derive_more v2.1.1
[INFO] [stderr]    Compiling error-collection v1.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 4.08s
[INFO] running `Command { std: "docker" "inspect" "79f91fa11d0793b5db209b0c89933e905a1f0b05755048967e728992931555d6", 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" "79f91fa11d0793b5db209b0c89933e905a1f0b05755048967e728992931555d6" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling error-collection v1.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "79f91fa11d0793b5db209b0c89933e905a1f0b05755048967e728992931555d6", 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" "79f91fa11d0793b5db209b0c89933e905a1f0b05755048967e728992931555d6" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/build/error-collection/9413a2ed94630acd/out/error_collection-9413a2ed94630acd)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test tests::debug_alternate ... ok
[INFO] [stdout] test tests::append ... ok
[INFO] [stdout] test tests::push ... ok
[INFO] [stdout] test tests::collect ... ok
[INFO] [stdout] test tests::display ... ok
[INFO] [stdout] test tests::display_alternate ... ok
[INFO] [stdout] test tests::debug ... FAILED
[INFO] [stdout] test tests::collect_nested ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::debug stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::debug' (202) panicked at src/lib.rs:428:9:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: "2 errors:\n   1. Generic error 1\n      \n      Caused by:\n          Original error\n      \n      Stack backtrace:\n         0: <anyhow::Error>::msg::<&str>\n         1: error_collection::tests::deeply_nested\n         2: error_collection::tests::debug\n         3: <error_collection::tests::debug::{closure#0} as core::ops::function::FnOnce<()>>::call_once\n         4: test::__rust_begin_short_backtrace::<core::result::Result<(), alloc::string::String>, fn() -> core::result::Result<(), alloc::string::String>>\n         5: test::run_test::{closure#0}\n         6: std::sys::backtrace::__rust_begin_short_backtrace::<test::run_test::{closure#1}, ()>\n         7: <std::thread::lifecycle::spawn_unchecked<test::run_test::{closure#1}, ()>::{closure#1} as core::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}\n         8: <std::sys::thread::unix::Thread>::new::thread_start\n         9: <unknown>\n        10: clone\n   2. 2 errors:\n      1. 3 errors:\n         1. Generic error 2\n            \n            Stack backtrace:\n               0: <anyhow::Error>::msg::<&str>\n               1: error_collection::tests::deeply_nested\n               2: error_collection::tests::debug\n               3: <error_collection::tests::debug::{closure#0} as core::ops::function::FnOnce<()>>::call_once\n               4: test::__rust_begin_short_backtrace::<core::result::Result<(), alloc::string::String>, fn() -> core::result::Result<(), alloc::string::String>>\n               5: test::run_test::{closure#0}\n               6: std::sys::backtrace::__rust_begin_short_backtrace::<test::run_test::{closure#1}, ()>\n               7: <std::thread::lifecycle::spawn_unchecked<test::run_test::{closure#1}, ()>::{closure#1} as core::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}\n               8: <std::sys::thread::unix::Thread>::new::thread_start\n               9: <unknown>\n              10: clone\n         2. Generic error 3\n            new line\n            \n            Stack backtrace:\n               0: <anyhow::Error>::msg::<&str>\n               1: error_collection::tests::deeply_nested\n               2: error_collection::tests::debug\n               3: <error_collection::tests::debug::{closure#0} as core::ops::function::FnOnce<()>>::call_once\n               4: test::__rust_begin_short_backtrace::<core::result::Result<(), alloc::string::String>, fn() -> core::result::Result<(), alloc::string::String>>\n               5: test::run_test::{closure#0}\n               6: std::sys::backtrace::__rust_begin_short_backtrace::<test::run_test::{closure#1}, ()>\n               7: <std::thread::lifecycle::spawn_unchecked<test::run_test::{closure#1}, ()>::{closure#1} as core::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}\n               8: <std::sys::thread::unix::Thread>::new::thread_start\n               9: <unknown>\n              10: clone\n         3. Generic error 4\n            \n            Stack backtrace:\n               0: <anyhow::Error>::msg::<&str>\n               1: error_collection::tests::deeply_nested\n               2: error_collection::tests::debug\n               3: <error_collection::tests::debug::{closure#0} as core::ops::function::FnOnce<()>>::call_once\n               4: test::__rust_begin_short_backtrace::<core::result::Result<(), alloc::string::String>, fn() -> core::result::Result<(), alloc::string::String>>\n               5: test::run_test::{closure#0}\n               6: std::sys::backtrace::__rust_begin_short_backtrace::<test::run_test::{closure#1}, ()>\n               7: <std::thread::lifecycle::spawn_unchecked<test::run_test::{closure#1}, ()>::{closure#1} as core::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}\n               8: <std::sys::thread::unix::Thread>::new::thread_start\n               9: <unknown>\n              10: clone\n      2. Operation not permitted (os error 1)\n         \n         Stack backtrace:\n            0: <anyhow::Error as core::convert::From<core::io::error::Error>>::from\n            1: error_collection::tests::deeply_nested\n            2: error_collection::tests::debug\n            3: <error_collection::tests::debug::{closure#0} as core::ops::function::FnOnce<()>>::call_once\n            4: test::__rust_begin_short_backtrace::<core::result::Result<(), alloc::string::String>, fn() -> core::result::Result<(), alloc::string::String>>\n            5: test::run_test::{closure#0}\n            6: std::sys::backtrace::__rust_begin_short_backtrace::<test::run_test::{closure#1}, ()>\n            7: <std::thread::lifecycle::spawn_unchecked<test::run_test::{closure#1}, ()>::{closure#1} as core::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}\n            8: <std::sys::thread::unix::Thread>::new::thread_start\n            9: <unknown>\n           10: clone\n"
[INFO] [stdout]  right: "2 errors:\n   1. Generic error 1\n      \n      Caused by:\n          Original error\n   2. 2 errors:\n      1. 3 errors:\n         1. Generic error 2\n         2. Generic error 3\n            new line\n         3. Generic error 4\n      2. Operation not permitted (os error 1)\n"
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5d390d957df1 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x5d390d96c21a - core[a373ad73a504971]::fmt::write
[INFO] [stdout]    2:     0x5d390d95c50c - <alloc[2e1b2a31b91974c5]::vec::Vec<u8> as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x5d390d933cd6 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x5d390d950469 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stdout]    5:     0x5d390d8eafd0 - test[aada8e7e76ba119b]::test_main_inner::{closure#0}
[INFO] [stdout]    6:     0x5d390d950622 - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x5d390d933d82 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x5d390d92c509 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x5d390d934a9d - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stdout]   10:     0x5d390d96c94c - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stdout]   11:     0x5d390d96c863 - core[a373ad73a504971]::panicking::assert_failed_inner
[INFO] [stdout]   12:     0x5d390d8ddc8c - core[a373ad73a504971]::panicking::assert_failed::<alloc[2e1b2a31b91974c5]::string::String, alloc[2e1b2a31b91974c5]::string::String>
[INFO] [stdout]   13:     0x5d390d8dcbd5 - error_collection[f582940529d23e19]::tests::debug
[INFO] [stdout]   14:     0x5d390d8dd2e9 - <error_collection[f582940529d23e19]::tests::debug::{closure#0} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   15:     0x5d390d8de41b - test[aada8e7e76ba119b]::__rust_begin_short_backtrace::<core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>, fn() -> core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>>
[INFO] [stdout]   16:     0x5d390d8eb5f5 - test[aada8e7e76ba119b]::run_test::{closure#0}
[INFO] [stdout]   17:     0x5d390d8e4ee4 - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>
[INFO] [stdout]   18:     0x5d390d8ee682 - <std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   19:     0x5d390d95764f - <std[617be2ca0a6fd877]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   20:     0x7f2e3aedfdfa - <unknown>
[INFO] [stdout]   21:     0x7f2e3af733d4 - clone
[INFO] [stdout]   22:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::debug
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 7 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "79f91fa11d0793b5db209b0c89933e905a1f0b05755048967e728992931555d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79f91fa11d0793b5db209b0c89933e905a1f0b05755048967e728992931555d6", kill_on_drop: false }`
[INFO] [stdout] 79f91fa11d0793b5db209b0c89933e905a1f0b05755048967e728992931555d6
