[INFO] fetching crate psyche-core 0.2.19...
[INFO] testing psyche-core-0.2.19 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate psyche-core 0.2.19 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate psyche-core 0.2.19
[INFO] finished tweaking crates.io crate psyche-core 0.2.19
[INFO] tweaked toml for crates.io crate psyche-core 0.2.19 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate psyche-core 0.2.19 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 35 packages to highest compatible versions
[INFO] [stderr]       Adding rand v0.5.6 (available: v0.10.3)
[INFO] [stderr]       Adding uuid v0.7.4 (available: v1.28.0)
[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 autocfg v0.1.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] f07f685185f71839bbcabb747948b8c3822343d9d0221e3c86f947a49653ef2a
[INFO] running `Command { std: "docker" "start" "f07f685185f71839bbcabb747948b8c3822343d9d0221e3c86f947a49653ef2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f07f685185f71839bbcabb747948b8c3822343d9d0221e3c86f947a49653ef2a", 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" "f07f685185f71839bbcabb747948b8c3822343d9d0221e3c86f947a49653ef2a" "/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" "f07f685185f71839bbcabb747948b8c3822343d9d0221e3c86f947a49653ef2a", 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" "f07f685185f71839bbcabb747948b8c3822343d9d0221e3c86f947a49653ef2a" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.4.3
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling serde v1.0.229
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_core v0.3.2
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling psyche-core v0.2.19 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 8.72s
[INFO] running `Command { std: "docker" "inspect" "f07f685185f71839bbcabb747948b8c3822343d9d0221e3c86f947a49653ef2a", 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" "f07f685185f71839bbcabb747948b8c3822343d9d0221e3c86f947a49653ef2a" "/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 psyche-core v0.2.19 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 2.45s
[INFO] running `Command { std: "docker" "inspect" "f07f685185f71839bbcabb747948b8c3822343d9d0221e3c86f947a49653ef2a", 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" "f07f685185f71839bbcabb747948b8c3822343d9d0221e3c86f947a49653ef2a" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "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/deps/psyche_core-7b9a08738824a1be)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::test_brain ... ok
[INFO] [stdout] test tests::test_brain_builder ... FAILED
[INFO] [stdout] test tests::test_offspring_builder ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_brain_builder stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::test_brain_builder' (367) panicked at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/alloc/src/vec/mod.rs:2258:13:
[INFO] [stdout] swap_remove index (is 0) should be < len (is 0)
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x6098d5df5ef1 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x6098d5e0a32a - core[df12db4294e9bfd3]::fmt::write
[INFO] [stdout]    2:     0x6098d5dfa43c - <alloc[2182bb758b4b3781]::vec::Vec<u8> as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x6098d5dd2436 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x6098d5dee5a9 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stdout]    5:     0x6098d5d821d0 - test[9d35eded1c95d3be]::test_main_inner::<test[9d35eded1c95d3be]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]    6:     0x6098d5dee762 - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x6098d5dd24e2 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x6098d5dcb239 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x6098d5dd30dd - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stdout]   10:     0x6098d5e0aa5c - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stdout]   11:     0x6098d5e069f5 - <alloc[2182bb758b4b3781]::vec::Vec<_, _>>::swap_remove::assert_failed
[INFO] [stdout]   12:     0x6098d5d6a7de - <psyche_core[490bfeee1f14fac7]::brain::Brain>::kill_neuron
[INFO] [stdout]   13:     0x6098d5d74341 - <psyche_core[490bfeee1f14fac7]::brain_builder::BrainBuilder>::build
[INFO] [stdout]   14:     0x6098d5d7269e - <psyche_core[490bfeee1f14fac7]::tests::test_brain_builder::{closure#0} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   15:     0x6098d5d754bb - 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]   16:     0x6098d5d82b25 - test[9d35eded1c95d3be]::run_test::{closure#0}
[INFO] [stdout]   17:     0x6098d5d7c3e4 - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>
[INFO] [stdout]   18:     0x6098d5d85c82 - <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]   19:     0x6098d5df57c9 - <std[70759c8f55707aa4]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   20:     0x730245f77dfa - <unknown>
[INFO] [stdout]   21:     0x73024600b3d4 - clone
[INFO] [stdout]   22:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_offspring_builder stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::test_offspring_builder' (368) panicked at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/alloc/src/vec/mod.rs:2258:13:
[INFO] [stdout] swap_remove index (is 2) should be < len (is 2)
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x6098d5df5ef1 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x6098d5e0a32a - core[df12db4294e9bfd3]::fmt::write
[INFO] [stdout]    2:     0x6098d5dfa43c - <alloc[2182bb758b4b3781]::vec::Vec<u8> as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x6098d5dd2436 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x6098d5dee5a9 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stdout]    5:     0x6098d5d821d0 - test[9d35eded1c95d3be]::test_main_inner::<test[9d35eded1c95d3be]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]    6:     0x6098d5dee762 - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x6098d5dd24e2 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x6098d5dcb239 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x6098d5dd30dd - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stdout]   10:     0x6098d5e0aa5c - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stdout]   11:     0x6098d5e069f5 - <alloc[2182bb758b4b3781]::vec::Vec<_, _>>::swap_remove::assert_failed
[INFO] [stdout]   12:     0x6098d5d6a7de - <psyche_core[490bfeee1f14fac7]::brain::Brain>::kill_neuron
[INFO] [stdout]   13:     0x6098d5d74341 - <psyche_core[490bfeee1f14fac7]::brain_builder::BrainBuilder>::build
[INFO] [stdout]   14:     0x6098d5d7502c - psyche_core[490bfeee1f14fac7]::tests::test_offspring_builder
[INFO] [stdout]   15:     0x6098d5d726c9 - <psyche_core[490bfeee1f14fac7]::tests::test_offspring_builder::{closure#0} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   16:     0x6098d5d754bb - 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]   17:     0x6098d5d82b25 - test[9d35eded1c95d3be]::run_test::{closure#0}
[INFO] [stdout]   18:     0x6098d5d7c3e4 - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>
[INFO] [stdout]   19:     0x6098d5d85c82 - <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]   20:     0x6098d5df57c9 - <std[70759c8f55707aa4]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   21:     0x730245f77dfa - <unknown>
[INFO] [stdout]   22:     0x73024600b3d4 - clone
[INFO] [stdout]   23:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::test_brain_builder
[INFO] [stdout]     tests::test_offspring_builder
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stdout] test result: FAILED. 1 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f07f685185f71839bbcabb747948b8c3822343d9d0221e3c86f947a49653ef2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f07f685185f71839bbcabb747948b8c3822343d9d0221e3c86f947a49653ef2a", kill_on_drop: false }`
[INFO] [stdout] f07f685185f71839bbcabb747948b8c3822343d9d0221e3c86f947a49653ef2a
