[INFO] fetching crate prague 0.0.0...
[INFO] testing prague-0.0.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate prague 0.0.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate prague 0.0.0
[INFO] finished tweaking crates.io crate prague 0.0.0
[INFO] tweaked toml for crates.io crate prague 0.0.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate prague 0.0.0 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-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] a70e8a2250d09e19570bfd9db06cfe4bfa7797d0560c0f2946a3ef9909986cea
[INFO] running `Command { std: "docker" "start" "-a" "a70e8a2250d09e19570bfd9db06cfe4bfa7797d0560c0f2946a3ef9909986cea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a70e8a2250d09e19570bfd9db06cfe4bfa7797d0560c0f2946a3ef9909986cea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a70e8a2250d09e19570bfd9db06cfe4bfa7797d0560c0f2946a3ef9909986cea", kill_on_drop: false }`
[INFO] [stdout] a70e8a2250d09e19570bfd9db06cfe4bfa7797d0560c0f2946a3ef9909986cea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 1b7fd8089f0dcb5269d68776f25ffaeb5a2f9c847ba047dfa27a8537a537c312
[INFO] running `Command { std: "docker" "start" "-a" "1b7fd8089f0dcb5269d68776f25ffaeb5a2f9c847ba047dfa27a8537a537c312", kill_on_drop: false }`
[INFO] [stderr]    Compiling prague v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] running `Command { std: "docker" "inspect" "1b7fd8089f0dcb5269d68776f25ffaeb5a2f9c847ba047dfa27a8537a537c312", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b7fd8089f0dcb5269d68776f25ffaeb5a2f9c847ba047dfa27a8537a537c312", kill_on_drop: false }`
[INFO] [stdout] 1b7fd8089f0dcb5269d68776f25ffaeb5a2f9c847ba047dfa27a8537a537c312
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 897cc6a5780cabc04122c0f8db4db1ef6598f67a0441fa8bb8145fe7262ff487
[INFO] running `Command { std: "docker" "start" "-a" "897cc6a5780cabc04122c0f8db4db1ef6598f67a0441fa8bb8145fe7262ff487", kill_on_drop: false }`
[INFO] [stderr]    Compiling prague v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "897cc6a5780cabc04122c0f8db4db1ef6598f67a0441fa8bb8145fe7262ff487", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "897cc6a5780cabc04122c0f8db4db1ef6598f67a0441fa8bb8145fe7262ff487", kill_on_drop: false }`
[INFO] [stdout] 897cc6a5780cabc04122c0f8db4db1ef6598f67a0441fa8bb8145fe7262ff487
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] a74163437c29a346cf56095da572ef270a336d59c2ce6b00d410415ab93982e3
[INFO] running `Command { std: "docker" "start" "-a" "a74163437c29a346cf56095da572ef270a336d59c2ce6b00d410415ab93982e3", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/prague-36f66105478fa2d7)
[INFO] [stderr]    Doc-tests prague
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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" "a74163437c29a346cf56095da572ef270a336d59c2ce6b00d410415ab93982e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a74163437c29a346cf56095da572ef270a336d59c2ce6b00d410415ab93982e3", kill_on_drop: false }`
[INFO] [stdout] a74163437c29a346cf56095da572ef270a336d59c2ce6b00d410415ab93982e3