[INFO] fetching crate red-black 0.1.0...
[INFO] testing red-black-0.1.0 against master#d98a5da813da67eb189387b8ccfb73cf481275d8+rustflags=-Copt-level=3 for pr-138759
[INFO] extracting crate red-black 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate red-black 0.1.0
[INFO] finished tweaking crates.io crate red-black 0.1.0
[INFO] tweaked toml for crates.io crate red-black 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate red-black 0.1.0 on toolchain d98a5da813da67eb189387b8ccfb73cf481275d8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 15 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.7.3 (available: v0.9.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] db872ce09c5f3c9f2df108203cea541f36b93c61797e414c2e690a895dd65e86
[INFO] running `Command { std: "docker" "start" "-a" "db872ce09c5f3c9f2df108203cea541f36b93c61797e414c2e690a895dd65e86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db872ce09c5f3c9f2df108203cea541f36b93c61797e414c2e690a895dd65e86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db872ce09c5f3c9f2df108203cea541f36b93c61797e414c2e690a895dd65e86", kill_on_drop: false }`
[INFO] [stdout] db872ce09c5f3c9f2df108203cea541f36b93c61797e414c2e690a895dd65e86
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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 -Copt-level=3" "-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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b40f117082fb9b12a06bae4f728f68f78228cce4d1bb7e36c70780d7e9c5d59b
[INFO] running `Command { std: "docker" "start" "-a" "b40f117082fb9b12a06bae4f728f68f78228cce4d1bb7e36c70780d7e9c5d59b", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling red-black v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.25s
[INFO] running `Command { std: "docker" "inspect" "b40f117082fb9b12a06bae4f728f68f78228cce4d1bb7e36c70780d7e9c5d59b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b40f117082fb9b12a06bae4f728f68f78228cce4d1bb7e36c70780d7e9c5d59b", kill_on_drop: false }`
[INFO] [stdout] b40f117082fb9b12a06bae4f728f68f78228cce4d1bb7e36c70780d7e9c5d59b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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 -Copt-level=3" "-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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b416f84d7db6a253539d5953476e95416f361575b06f273626513be6ec4a668c
[INFO] running `Command { std: "docker" "start" "-a" "b416f84d7db6a253539d5953476e95416f361575b06f273626513be6ec4a668c", kill_on_drop: false }`
[INFO] [stderr]    Compiling red-black v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/tests/validate.rs:30:24
[INFO] [stdout]    |
[INFO] [stdout] 30 |                 panic!(message)
[INFO] [stdout]    |                        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]    |
[INFO] [stdout] 30 |                 panic!("{}", message)
[INFO] [stdout]    |                        +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.46s
[INFO] running `Command { std: "docker" "inspect" "b416f84d7db6a253539d5953476e95416f361575b06f273626513be6ec4a668c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b416f84d7db6a253539d5953476e95416f361575b06f273626513be6ec4a668c", kill_on_drop: false }`
[INFO] [stdout] b416f84d7db6a253539d5953476e95416f361575b06f273626513be6ec4a668c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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 -Copt-level=3" "-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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c7762f336f4c11405594c82d8027326cb1f6d454d36bfaee154c1af0cfd20d06
[INFO] running `Command { std: "docker" "start" "-a" "c7762f336f4c11405594c82d8027326cb1f6d454d36bfaee154c1af0cfd20d06", kill_on_drop: false }`
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> src/tests/validate.rs:30:24
[INFO] [stderr]    |
[INFO] [stderr] 30 |                 panic!(message)
[INFO] [stderr]    |                        ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]    |
[INFO] [stderr] 30 |                 panic!("{}", message)
[INFO] [stderr]    |                        +++++
[INFO] [stderr] 
[INFO] [stderr] warning: `red-black` (lib test) generated 1 warning (run `cargo fix --lib -p red-black --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/red_black-bdb9cfcfcdce5227)
[INFO] [stdout] 
[INFO] [stdout] running 30 tests
[INFO] [stdout] test tests::delete::test_delete_10 ... ok
[INFO] [stdout] test tests::delete::test_delete_4 ... ok
[INFO] [stdout] test tests::delete::test_delete_6 ... ok
[INFO] [stdout] test tests::delete::test_delete_7 ... ok
[INFO] [stdout] test tests::delete::test_delete_8_right ... ok
[INFO] [stdout] test tests::delete::test_delete_8_left ... ok
[INFO] [stdout] test tests::delete::test_delete_9_left ... ok
[INFO] [stdout] test tests::delete::test_delete_9_right ... ok
[INFO] [stdout] test tests::insert::test_insert_1 ... ok
[INFO] [stdout] test tests::insert::test_insert_3 ... ok
[INFO] [stdout] test tests::insert::test_insert_4 ... ok
[INFO] [stdout] test tests::insert::test_insert_5 ... ok
[INFO] [stdout] test tests::delete::test_delete_3 ... ok
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/red_black-bdb9cfcfcdce5227` (signal: 11, SIGSEGV: invalid memory reference)
[INFO] running `Command { std: "docker" "inspect" "c7762f336f4c11405594c82d8027326cb1f6d454d36bfaee154c1af0cfd20d06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7762f336f4c11405594c82d8027326cb1f6d454d36bfaee154c1af0cfd20d06", kill_on_drop: false }`
[INFO] [stdout] c7762f336f4c11405594c82d8027326cb1f6d454d36bfaee154c1af0cfd20d06
