[INFO] fetching crate ser_der 0.1.0-alpha.1...
[INFO] testing ser_der-0.1.0-alpha.1 against 1.90.0 for beta-1.91-3
[INFO] extracting crate ser_der 0.1.0-alpha.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate ser_der 0.1.0-alpha.1
[INFO] finished tweaking crates.io crate ser_der 0.1.0-alpha.1
[INFO] tweaked toml for crates.io crate ser_der 0.1.0-alpha.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ser_der 0.1.0-alpha.1 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]      Locking 16 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_test v1.0.177
[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] e80b79c52965985858ee02f95490b8c1e4ac5317864993ca0ca52d07584c459d
[INFO] running `Command { std: "docker" "start" "-a" "e80b79c52965985858ee02f95490b8c1e4ac5317864993ca0ca52d07584c459d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e80b79c52965985858ee02f95490b8c1e4ac5317864993ca0ca52d07584c459d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e80b79c52965985858ee02f95490b8c1e4ac5317864993ca0ca52d07584c459d", kill_on_drop: false }`
[INFO] [stdout] e80b79c52965985858ee02f95490b8c1e4ac5317864993ca0ca52d07584c459d
[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] 7f150f3d8321bc85cdf7774ecc17bb6b34fd9a8d7caa14559ed6a8faae12cf43
[INFO] running `Command { std: "docker" "start" "-a" "7f150f3d8321bc85cdf7774ecc17bb6b34fd9a8d7caa14559ed6a8faae12cf43", kill_on_drop: false }`
[INFO] [stderr]    Compiling der v0.7.10
[INFO] [stderr]    Compiling ser_der v0.1.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.44s
[INFO] running `Command { std: "docker" "inspect" "7f150f3d8321bc85cdf7774ecc17bb6b34fd9a8d7caa14559ed6a8faae12cf43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f150f3d8321bc85cdf7774ecc17bb6b34fd9a8d7caa14559ed6a8faae12cf43", kill_on_drop: false }`
[INFO] [stdout] 7f150f3d8321bc85cdf7774ecc17bb6b34fd9a8d7caa14559ed6a8faae12cf43
[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] 6cb4af78c6512c8367cfb6a5cc8afefe5027737ebf851c264bb890259a3103d7
[INFO] running `Command { std: "docker" "start" "-a" "6cb4af78c6512c8367cfb6a5cc8afefe5027737ebf851c264bb890259a3103d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_test v1.0.177
[INFO] [stderr]    Compiling ser_der v0.1.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.40s
[INFO] running `Command { std: "docker" "inspect" "6cb4af78c6512c8367cfb6a5cc8afefe5027737ebf851c264bb890259a3103d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cb4af78c6512c8367cfb6a5cc8afefe5027737ebf851c264bb890259a3103d7", kill_on_drop: false }`
[INFO] [stdout] 6cb4af78c6512c8367cfb6a5cc8afefe5027737ebf851c264bb890259a3103d7
[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] 3b2e7321e7f650eb61d289ca0a71b35883769b9d1fd3c486cf7950955d7dc970
[INFO] running `Command { std: "docker" "start" "-a" "3b2e7321e7f650eb61d289ca0a71b35883769b9d1fd3c486cf7950955d7dc970", 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/ser_der-b6c953c9c9531944)
[INFO] [stderr]    Doc-tests ser_der
[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] [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" "3b2e7321e7f650eb61d289ca0a71b35883769b9d1fd3c486cf7950955d7dc970", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b2e7321e7f650eb61d289ca0a71b35883769b9d1fd3c486cf7950955d7dc970", kill_on_drop: false }`
[INFO] [stdout] 3b2e7321e7f650eb61d289ca0a71b35883769b9d1fd3c486cf7950955d7dc970