[INFO] fetching crate comprehension 0.2.0...
[INFO] testing comprehension-0.2.0 against 1.45.2 for beta-1.46-1
[INFO] extracting crate comprehension 0.2.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate comprehension 0.2.0 on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate comprehension 0.2.0
[INFO] finished tweaking crates.io crate comprehension 0.2.0
[INFO] tweaked toml for crates.io crate comprehension 0.2.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2c449f47ef3c00139410c8c7690ea42c582d1de9b0bd7778e6aafc9ce8c9a24c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2c449f47ef3c00139410c8c7690ea42c582d1de9b0bd7778e6aafc9ce8c9a24c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c449f47ef3c00139410c8c7690ea42c582d1de9b0bd7778e6aafc9ce8c9a24c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c449f47ef3c00139410c8c7690ea42c582d1de9b0bd7778e6aafc9ce8c9a24c", kill_on_drop: false }`
[INFO] [stdout] 2c449f47ef3c00139410c8c7690ea42c582d1de9b0bd7778e6aafc9ce8c9a24c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d78047dd12fe32a1944bdb592fe60e55610585d9d26f0cead43bf1856911c3c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0d78047dd12fe32a1944bdb592fe60e55610585d9d26f0cead43bf1856911c3c", kill_on_drop: false }`
[INFO] [stderr]    Compiling comprehension v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.52s
[INFO] running `Command { std: "docker" "inspect" "0d78047dd12fe32a1944bdb592fe60e55610585d9d26f0cead43bf1856911c3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d78047dd12fe32a1944bdb592fe60e55610585d9d26f0cead43bf1856911c3c", kill_on_drop: false }`
[INFO] [stdout] 0d78047dd12fe32a1944bdb592fe60e55610585d9d26f0cead43bf1856911c3c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 738fce01b55c171deef703dbc81490cb1a86a52495d589ee5d6be8d38129a28e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "738fce01b55c171deef703dbc81490cb1a86a52495d589ee5d6be8d38129a28e", kill_on_drop: false }`
[INFO] [stderr]    Compiling comprehension v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.30s
[INFO] running `Command { std: "docker" "inspect" "738fce01b55c171deef703dbc81490cb1a86a52495d589ee5d6be8d38129a28e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "738fce01b55c171deef703dbc81490cb1a86a52495d589ee5d6be8d38129a28e", kill_on_drop: false }`
[INFO] [stdout] 738fce01b55c171deef703dbc81490cb1a86a52495d589ee5d6be8d38129a28e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7032515f63da64324e24146843c9eccb17e0db4f68d3382b1157c6c6c91ff5fd
[INFO] running `Command { std: "docker" "start" "-a" "7032515f63da64324e24146843c9eccb17e0db4f68d3382b1157c6c6c91ff5fd", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/comprehension-9b18b6e8a0502d0e
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/test-da1508d01959fdbf
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests comprehension
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_iter ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs - iter (line 53) ... ok
[INFO] [stdout] test src/lib.rs - iter (line 16) ... ok
[INFO] [stdout] test src/lib.rs - iter (line 33) ... ok
[INFO] [stdout] test src/lib.rs - iter (line 45) ... ok
[INFO] [stdout] test src/lib.rs - iter (line 24) ... ok
[INFO] [stdout] test src/lib.rs - product (line 202) ... ok
[INFO] [stdout] test src/lib.rs - sum (line 174) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7032515f63da64324e24146843c9eccb17e0db4f68d3382b1157c6c6c91ff5fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7032515f63da64324e24146843c9eccb17e0db4f68d3382b1157c6c6c91ff5fd", kill_on_drop: false }`
[INFO] [stdout] 7032515f63da64324e24146843c9eccb17e0db4f68d3382b1157c6c6c91ff5fd