[INFO] fetching crate vivian-essentials 0.1.0...
[INFO] testing vivian-essentials-0.1.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate vivian-essentials 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate vivian-essentials 0.1.0
[INFO] finished tweaking crates.io crate vivian-essentials 0.1.0
[INFO] tweaked toml for crates.io crate vivian-essentials 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate vivian-essentials 0.1.0 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d3fccc879ed62370871ddc476e78c08ab4e390cb979b67af5efd631821be55a3
[INFO] running `Command { std: "docker" "start" "-a" "d3fccc879ed62370871ddc476e78c08ab4e390cb979b67af5efd631821be55a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d3fccc879ed62370871ddc476e78c08ab4e390cb979b67af5efd631821be55a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3fccc879ed62370871ddc476e78c08ab4e390cb979b67af5efd631821be55a3", kill_on_drop: false }`
[INFO] [stdout] d3fccc879ed62370871ddc476e78c08ab4e390cb979b67af5efd631821be55a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c47a632c5edeeaa1574b77e67557c0ceaee663481261c732d6f998893ef554ea
[INFO] running `Command { std: "docker" "start" "-a" "c47a632c5edeeaa1574b77e67557c0ceaee663481261c732d6f998893ef554ea", kill_on_drop: false }`
[INFO] [stderr]    Compiling vivian-essentials v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "c47a632c5edeeaa1574b77e67557c0ceaee663481261c732d6f998893ef554ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c47a632c5edeeaa1574b77e67557c0ceaee663481261c732d6f998893ef554ea", kill_on_drop: false }`
[INFO] [stdout] c47a632c5edeeaa1574b77e67557c0ceaee663481261c732d6f998893ef554ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 180e2a7846414fbf51757a3af25d1e3a6f4c8f5966e7942f2c893637d7090cba
[INFO] running `Command { std: "docker" "start" "-a" "180e2a7846414fbf51757a3af25d1e3a6f4c8f5966e7942f2c893637d7090cba", kill_on_drop: false }`
[INFO] [stderr]    Compiling vivian-essentials v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "180e2a7846414fbf51757a3af25d1e3a6f4c8f5966e7942f2c893637d7090cba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "180e2a7846414fbf51757a3af25d1e3a6f4c8f5966e7942f2c893637d7090cba", kill_on_drop: false }`
[INFO] [stdout] 180e2a7846414fbf51757a3af25d1e3a6f4c8f5966e7942f2c893637d7090cba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f2622b9fec487ed33af99cc46b11072b6bfdda4d02fc986aef7595a43d4e657f
[INFO] running `Command { std: "docker" "start" "-a" "f2622b9fec487ed33af99cc46b11072b6bfdda4d02fc986aef7595a43d4e657f", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/essentials-c136ad4e1b4602e6)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test guard::tests::failure ... ok
[INFO] [stdout] test sugar::tests::test_tern ... ok
[INFO] [stdout] test guard::tests::success ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests essentials
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - (line 32) ... ignored
[INFO] [stdout] test src/lib.rs - (line 43) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 22) ... ok
[INFO] [stdout] test src/lib.rs - (line 54) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.67s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f2622b9fec487ed33af99cc46b11072b6bfdda4d02fc986aef7595a43d4e657f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2622b9fec487ed33af99cc46b11072b6bfdda4d02fc986aef7595a43d4e657f", kill_on_drop: false }`
[INFO] [stdout] f2622b9fec487ed33af99cc46b11072b6bfdda4d02fc986aef7595a43d4e657f