[INFO] fetching crate meio-protocol 0.97.0...
[INFO] testing meio-protocol-0.97.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate meio-protocol 0.97.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate meio-protocol 0.97.0
[INFO] finished tweaking crates.io crate meio-protocol 0.97.0
[INFO] tweaked toml for crates.io crate meio-protocol 0.97.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate meio-protocol 0.97.0 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]     Updating crates.io index
[INFO] [stderr]      Locking 8 packages to latest compatible versions
[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] e87b1d043b8dfa4f59cf66152800a909d209f7c0cb0fd7efc9087ea5c5727ae3
[INFO] running `Command { std: "docker" "start" "-a" "e87b1d043b8dfa4f59cf66152800a909d209f7c0cb0fd7efc9087ea5c5727ae3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e87b1d043b8dfa4f59cf66152800a909d209f7c0cb0fd7efc9087ea5c5727ae3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e87b1d043b8dfa4f59cf66152800a909d209f7c0cb0fd7efc9087ea5c5727ae3", kill_on_drop: false }`
[INFO] [stdout] e87b1d043b8dfa4f59cf66152800a909d209f7c0cb0fd7efc9087ea5c5727ae3
[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] 7528caaabee59412f0c2ade55a2389f585eac86c85615c35e0758930ab0b24cc
[INFO] running `Command { std: "docker" "start" "-a" "7528caaabee59412f0c2ade55a2389f585eac86c85615c35e0758930ab0b24cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling meio-protocol v0.97.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "7528caaabee59412f0c2ade55a2389f585eac86c85615c35e0758930ab0b24cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7528caaabee59412f0c2ade55a2389f585eac86c85615c35e0758930ab0b24cc", kill_on_drop: false }`
[INFO] [stdout] 7528caaabee59412f0c2ade55a2389f585eac86c85615c35e0758930ab0b24cc
[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] f7c7cc07cfa6c483481275585dbf90789cd3d9871ddd8f708a2535af76fb800d
[INFO] running `Command { std: "docker" "start" "-a" "f7c7cc07cfa6c483481275585dbf90789cd3d9871ddd8f708a2535af76fb800d", kill_on_drop: false }`
[INFO] [stderr]    Compiling meio-protocol v0.97.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "f7c7cc07cfa6c483481275585dbf90789cd3d9871ddd8f708a2535af76fb800d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7c7cc07cfa6c483481275585dbf90789cd3d9871ddd8f708a2535af76fb800d", kill_on_drop: false }`
[INFO] [stdout] f7c7cc07cfa6c483481275585dbf90789cd3d9871ddd8f708a2535af76fb800d
[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] 6a30e105ccae65f8cc802f08a4227918af88ffea532acdcf09fc3dd4b475800f
[INFO] running `Command { std: "docker" "start" "-a" "6a30e105ccae65f8cc802f08a4227918af88ffea532acdcf09fc3dd4b475800f", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/meio_protocol-814077d7cd035b90)
[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] [stderr]    Doc-tests meio_protocol
[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" "6a30e105ccae65f8cc802f08a4227918af88ffea532acdcf09fc3dd4b475800f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a30e105ccae65f8cc802f08a4227918af88ffea532acdcf09fc3dd4b475800f", kill_on_drop: false }`
[INFO] [stdout] 6a30e105ccae65f8cc802f08a4227918af88ffea532acdcf09fc3dd4b475800f