[INFO] fetching crate h2s_core 0.18.0...
[INFO] testing h2s_core-0.18.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate h2s_core 0.18.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate h2s_core 0.18.0
[INFO] finished tweaking crates.io crate h2s_core 0.18.0
[INFO] tweaked toml for crates.io crate h2s_core 0.18.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate h2s_core 0.18.0 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] 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] 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] e67a21ce8d5176725ad30682bdc27a7673c84deb54900ef8a0f85451f8df46e8
[INFO] running `Command { std: "docker" "start" "-a" "e67a21ce8d5176725ad30682bdc27a7673c84deb54900ef8a0f85451f8df46e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e67a21ce8d5176725ad30682bdc27a7673c84deb54900ef8a0f85451f8df46e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e67a21ce8d5176725ad30682bdc27a7673c84deb54900ef8a0f85451f8df46e8", kill_on_drop: false }`
[INFO] [stdout] e67a21ce8d5176725ad30682bdc27a7673c84deb54900ef8a0f85451f8df46e8
[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] b56492e776b7130eab1c9d610fda4219cf79505e57ca8974340e7bda5bf172b1
[INFO] running `Command { std: "docker" "start" "-a" "b56492e776b7130eab1c9d610fda4219cf79505e57ca8974340e7bda5bf172b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling h2s_core v0.18.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "b56492e776b7130eab1c9d610fda4219cf79505e57ca8974340e7bda5bf172b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b56492e776b7130eab1c9d610fda4219cf79505e57ca8974340e7bda5bf172b1", kill_on_drop: false }`
[INFO] [stdout] b56492e776b7130eab1c9d610fda4219cf79505e57ca8974340e7bda5bf172b1
[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] f9f3798500e793c4be11b8b7297819e8c9dd3f8882046f97682fd0c533183f07
[INFO] running `Command { std: "docker" "start" "-a" "f9f3798500e793c4be11b8b7297819e8c9dd3f8882046f97682fd0c533183f07", kill_on_drop: false }`
[INFO] [stderr]    Compiling h2s_core v0.18.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "f9f3798500e793c4be11b8b7297819e8c9dd3f8882046f97682fd0c533183f07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9f3798500e793c4be11b8b7297819e8c9dd3f8882046f97682fd0c533183f07", kill_on_drop: false }`
[INFO] [stdout] f9f3798500e793c4be11b8b7297819e8c9dd3f8882046f97682fd0c533183f07
[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] fbf11e5f6ae8eb9d8c3f755f08c173dd9dfad01d7abc460b7f2219a15c20e7bd
[INFO] running `Command { std: "docker" "start" "-a" "fbf11e5f6ae8eb9d8c3f755f08c173dd9dfad01d7abc460b7f2219a15c20e7bd", 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/h2s_core-e9d14837df5cbed6)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test transformable::test::identity ... ok
[INFO] [stdout] test transformable::test::vec_to_array ... ok
[INFO] [stdout] test transformable::test::vec_to_option ... ok
[INFO] [stdout] test traversable::test::array ... ok
[INFO] [stdout] test traversable::test::option ... ok
[INFO] [stdout] test traversable::test::vec ... ok
[INFO] [stdout] test traversable::test::exactly_one ... ok
[INFO] [stdout] test transformable::test::vec_to_single ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests h2s_core
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fbf11e5f6ae8eb9d8c3f755f08c173dd9dfad01d7abc460b7f2219a15c20e7bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbf11e5f6ae8eb9d8c3f755f08c173dd9dfad01d7abc460b7f2219a15c20e7bd", kill_on_drop: false }`
[INFO] [stdout] fbf11e5f6ae8eb9d8c3f755f08c173dd9dfad01d7abc460b7f2219a15c20e7bd