[INFO] fetching crate many_op 0.1.2...
[INFO] testing many_op-0.1.2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate many_op 0.1.2 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate many_op 0.1.2 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate many_op 0.1.2
[INFO] finished tweaking crates.io crate many_op 0.1.2
[INFO] tweaked toml for crates.io crate many_op 0.1.2 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8b0cf2b585a85a06156284f381a1e6b89d0f67e9dada21a49dcb04312d2942b2
[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" "8b0cf2b585a85a06156284f381a1e6b89d0f67e9dada21a49dcb04312d2942b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b0cf2b585a85a06156284f381a1e6b89d0f67e9dada21a49dcb04312d2942b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b0cf2b585a85a06156284f381a1e6b89d0f67e9dada21a49dcb04312d2942b2", kill_on_drop: false }`
[INFO] [stdout] 8b0cf2b585a85a06156284f381a1e6b89d0f67e9dada21a49dcb04312d2942b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f26561952895fd1fd346128af798ca8099a039561230bb44c87317a59b07ca40
[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" "f26561952895fd1fd346128af798ca8099a039561230bb44c87317a59b07ca40", kill_on_drop: false }`
[INFO] [stderr]    Compiling many_op v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "f26561952895fd1fd346128af798ca8099a039561230bb44c87317a59b07ca40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f26561952895fd1fd346128af798ca8099a039561230bb44c87317a59b07ca40", kill_on_drop: false }`
[INFO] [stdout] f26561952895fd1fd346128af798ca8099a039561230bb44c87317a59b07ca40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", 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] 07fa2feac63c49630c380c92de1ea37b3116fa336c0a3a77fc653139e3950ead
[INFO] running `Command { std: "docker" "start" "-a" "07fa2feac63c49630c380c92de1ea37b3116fa336c0a3a77fc653139e3950ead", kill_on_drop: false }`
[INFO] [stderr]    Compiling many_op v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "07fa2feac63c49630c380c92de1ea37b3116fa336c0a3a77fc653139e3950ead", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07fa2feac63c49630c380c92de1ea37b3116fa336c0a3a77fc653139e3950ead", kill_on_drop: false }`
[INFO] [stdout] 07fa2feac63c49630c380c92de1ea37b3116fa336c0a3a77fc653139e3950ead
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] c836c88a8ba1f2a4d74c76cdbf1e4b8aa7c7be948c160a3dca1982499b5b6f4b
[INFO] running `Command { std: "docker" "start" "-a" "c836c88a8ba1f2a4d74c76cdbf1e4b8aa7c7be948c160a3dca1982499b5b6f4b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/many_op-7c7136a4907dcf12
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests many_op
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::binary_two_ops ... 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 5 tests
[INFO] [stdout] test src/lib.rs - do_for (line 39) ... ok
[INFO] [stdout] test src/lib.rs - do_for (line 33) ... ok
[INFO] [stdout] test src/lib.rs - do_for (line 24) ... ok
[INFO] [stdout] test src/lib.rs - do_for (line 45) ... ok
[INFO] [stdout] test src/lib.rs - negate (line 7) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c836c88a8ba1f2a4d74c76cdbf1e4b8aa7c7be948c160a3dca1982499b5b6f4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c836c88a8ba1f2a4d74c76cdbf1e4b8aa7c7be948c160a3dca1982499b5b6f4b", kill_on_drop: false }`
[INFO] [stdout] c836c88a8ba1f2a4d74c76cdbf1e4b8aa7c7be948c160a3dca1982499b5b6f4b