[INFO] fetching crate arrsingh-lists 0.19.0...
[INFO] testing arrsingh-lists-0.19.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate arrsingh-lists 0.19.0 into /workspace/builds/worker-28/source
[INFO] validating manifest of crates.io crate arrsingh-lists 0.19.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arrsingh-lists 0.19.0
[INFO] finished tweaking crates.io crate arrsingh-lists 0.19.0
[INFO] tweaked toml for crates.io crate arrsingh-lists 0.19.0 written to /workspace/builds/worker-28/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0089ae130f407d618ef1c18c9b28b52cbb372c2a686a2f78e8d980345ecb5ddc
[INFO] running `Command { std: "docker" "start" "-a" "0089ae130f407d618ef1c18c9b28b52cbb372c2a686a2f78e8d980345ecb5ddc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0089ae130f407d618ef1c18c9b28b52cbb372c2a686a2f78e8d980345ecb5ddc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0089ae130f407d618ef1c18c9b28b52cbb372c2a686a2f78e8d980345ecb5ddc", kill_on_drop: false }`
[INFO] [stdout] 0089ae130f407d618ef1c18c9b28b52cbb372c2a686a2f78e8d980345ecb5ddc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8c250878c811374048d4fa4c2d685baf1ff0d6caa8406590304ac60ec72fb885
[INFO] running `Command { std: "docker" "start" "-a" "8c250878c811374048d4fa4c2d685baf1ff0d6caa8406590304ac60ec72fb885", kill_on_drop: false }`
[INFO] [stderr]    Compiling arrsingh-lists v0.19.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "8c250878c811374048d4fa4c2d685baf1ff0d6caa8406590304ac60ec72fb885", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c250878c811374048d4fa4c2d685baf1ff0d6caa8406590304ac60ec72fb885", kill_on_drop: false }`
[INFO] [stdout] 8c250878c811374048d4fa4c2d685baf1ff0d6caa8406590304ac60ec72fb885
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 97a232ba102921caf05376f8d219857f59f6ad7ac43ed63aa3dd9667ec30bd79
[INFO] running `Command { std: "docker" "start" "-a" "97a232ba102921caf05376f8d219857f59f6ad7ac43ed63aa3dd9667ec30bd79", kill_on_drop: false }`
[INFO] [stderr]    Compiling arrsingh-lists v0.19.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.36s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/arrsingh_lists-fad2da9fbec61df2)
[INFO] running `Command { std: "docker" "inspect" "97a232ba102921caf05376f8d219857f59f6ad7ac43ed63aa3dd9667ec30bd79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97a232ba102921caf05376f8d219857f59f6ad7ac43ed63aa3dd9667ec30bd79", kill_on_drop: false }`
[INFO] [stdout] 97a232ba102921caf05376f8d219857f59f6ad7ac43ed63aa3dd9667ec30bd79
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 294147ed88002e50538641ca7f441ee7466f3b0823192971a47a2dee25967540
[INFO] running `Command { std: "docker" "start" "-a" "294147ed88002e50538641ca7f441ee7466f3b0823192971a47a2dee25967540", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/arrsingh_lists-fad2da9fbec61df2)
[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 arrsingh-lists
[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" "294147ed88002e50538641ca7f441ee7466f3b0823192971a47a2dee25967540", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "294147ed88002e50538641ca7f441ee7466f3b0823192971a47a2dee25967540", kill_on_drop: false }`
[INFO] [stdout] 294147ed88002e50538641ca7f441ee7466f3b0823192971a47a2dee25967540