[INFO] fetching crate search_trail 0.1.3...
[INFO] testing search_trail-0.1.3 against 1.100.0-beta.1 for beta-1.100-2
[INFO] extracting crate search_trail 0.1.3 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate search_trail 0.1.3
[INFO] finished tweaking crates.io crate search_trail 0.1.3
[INFO] tweaked toml for crates.io crate search_trail 0.1.3 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate search_trail 0.1.3 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to highest compatible version
[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-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 4ac2e3e54ef09b5c6bcdda583509fd12f4f589ae25ab92536405111b33179135
[INFO] running `Command { std: "docker" "start" "4ac2e3e54ef09b5c6bcdda583509fd12f4f589ae25ab92536405111b33179135", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ac2e3e54ef09b5c6bcdda583509fd12f4f589ae25ab92536405111b33179135", 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" "4ac2e3e54ef09b5c6bcdda583509fd12f4f589ae25ab92536405111b33179135" "/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" "4ac2e3e54ef09b5c6bcdda583509fd12f4f589ae25ab92536405111b33179135", 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" "4ac2e3e54ef09b5c6bcdda583509fd12f4f589ae25ab92536405111b33179135" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling search_trail v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "4ac2e3e54ef09b5c6bcdda583509fd12f4f589ae25ab92536405111b33179135", 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" "4ac2e3e54ef09b5c6bcdda583509fd12f4f589ae25ab92536405111b33179135" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling search_trail v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.18s
[INFO] running `Command { std: "docker" "inspect" "4ac2e3e54ef09b5c6bcdda583509fd12f4f589ae25ab92536405111b33179135", 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" "4ac2e3e54ef09b5c6bcdda583509fd12f4f589ae25ab92536405111b33179135" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/search_trail/ed067445a7daf99c/out/search_trail-ed067445a7daf99c)
[INFO] [stdout] 
[INFO] [stdout] running 44 tests
[INFO] [stdout] test test_f32::manager_return_values ... ok
[INFO] [stdout] test test_i128::test_increment ... ok
[INFO] [stdout] test test_f64::set_and_restore ... ok
[INFO] [stdout] test test_f32::set_and_restore ... ok
[INFO] [stdout] test test_i16::set_and_restore ... ok
[INFO] [stdout] test test_i128::manager_return_values ... ok
[INFO] [stdout] test test_f64::manager_return_values ... ok
[INFO] [stdout] test test_i128::set_and_restore ... ok
[INFO] [stdout] test test_i16::manager_return_values ... ok
[INFO] [stdout] test test_i64::test_increment ... ok
[INFO] [stdout] test test_isize::set_and_restore ... ok
[INFO] [stdout] test test_i32::manager_return_values ... ok
[INFO] [stdout] test test_i32::set_and_restore ... ok
[INFO] [stdout] test test_i32::test_increment ... ok
[INFO] [stdout] test test_i64::manager_return_values ... ok
[INFO] [stdout] test test_i8::manager_return_values ... ok
[INFO] [stdout] test test_u128::manager_return_values ... ok
[INFO] [stdout] test test_i64::set_and_restore ... ok
[INFO] [stdout] test test_manager_bool::works ... ok
[INFO] [stdout] test test_isize::test_increment ... ok
[INFO] [stdout] test test_i8::set_and_restore ... ok
[INFO] [stdout] test test_u32::set_and_restore ... ok
[INFO] [stdout] test test_u128::set_and_restore ... ok
[INFO] [stdout] test test_u32::test_increment ... ok
[INFO] [stdout] test test_u128::test_increment ... ok
[INFO] [stdout] test test_u64::manager_return_values ... ok
[INFO] [stdout] test test_u16::manager_return_values ... ok
[INFO] [stdout] test test_u64::test_increment ... ok
[INFO] [stdout] test test_u8::test_increment ... ok
[INFO] [stdout] test test_usize::set_and_restore ... ok
[INFO] [stdout] test test_u64::set_and_restore ... ok
[INFO] [stdout] test test_i16::test_increment ... ok
[INFO] [stdout] test test_u16::test_increment ... ok
[INFO] [stdout] test test_u32::manager_return_values ... ok
[INFO] [stdout] test test_u16::set_and_restore ... ok
[INFO] [stdout] test test_u8::manager_return_values ... ok
[INFO] [stdout] test test_u8::set_and_restore ... ok
[INFO] [stdout] test test_usize::manager_return_values ... ok
[INFO] [stdout] test test_usize::test_increment ... ok
[INFO] [stdout] test test_f64::test_increment ... ok
[INFO] [stdout] test test_i8::test_increment ... ok
[INFO] [stdout] test test_isize::manager_return_values ... ok
[INFO] [stdout] test test_f32::test_increment ... ok
[INFO] [stdout] test test_manager::can_not_pop_root_level - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 44 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests search_trail
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - StateManager (line 410) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.13s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4ac2e3e54ef09b5c6bcdda583509fd12f4f589ae25ab92536405111b33179135", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ac2e3e54ef09b5c6bcdda583509fd12f4f589ae25ab92536405111b33179135", kill_on_drop: false }`
[INFO] [stdout] 4ac2e3e54ef09b5c6bcdda583509fd12f4f589ae25ab92536405111b33179135
