[INFO] fetching crate add3 4.0.0...
[INFO] testing add3-4.0.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate add3 4.0.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate add3 4.0.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate add3 4.0.0
[INFO] finished tweaking crates.io crate add3 4.0.0
[INFO] tweaked toml for crates.io crate add3 4.0.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", 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] 85e5deb2d811e80cca1c6557bcfad89524c562d3b28f66b69216904a9b3fadca
[INFO] running `Command { std: "docker" "start" "-a" "85e5deb2d811e80cca1c6557bcfad89524c562d3b28f66b69216904a9b3fadca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "85e5deb2d811e80cca1c6557bcfad89524c562d3b28f66b69216904a9b3fadca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85e5deb2d811e80cca1c6557bcfad89524c562d3b28f66b69216904a9b3fadca", kill_on_drop: false }`
[INFO] [stdout] 85e5deb2d811e80cca1c6557bcfad89524c562d3b28f66b69216904a9b3fadca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 51770af65bc60fcbf0877b548e83588c6c38c2ca7ff02546e655930722257374
[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" "51770af65bc60fcbf0877b548e83588c6c38c2ca7ff02546e655930722257374", kill_on_drop: false }`
[INFO] [stderr]    Compiling add3 v4.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "51770af65bc60fcbf0877b548e83588c6c38c2ca7ff02546e655930722257374", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51770af65bc60fcbf0877b548e83588c6c38c2ca7ff02546e655930722257374", kill_on_drop: false }`
[INFO] [stdout] 51770af65bc60fcbf0877b548e83588c6c38c2ca7ff02546e655930722257374
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-01-01" "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] a2f66af4eb286c4d23734ce556c0075db12564e933c1e13c68db638a9cb636aa
[INFO] running `Command { std: "docker" "start" "-a" "a2f66af4eb286c4d23734ce556c0075db12564e933c1e13c68db638a9cb636aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling add3 v4.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "a2f66af4eb286c4d23734ce556c0075db12564e933c1e13c68db638a9cb636aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2f66af4eb286c4d23734ce556c0075db12564e933c1e13c68db638a9cb636aa", kill_on_drop: false }`
[INFO] [stdout] a2f66af4eb286c4d23734ce556c0075db12564e933c1e13c68db638a9cb636aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-01-01" "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] e05ffe2632fdae69ccbbdd6a85ce13cabf84a53eb02b50fcfcd4627125811b82
[INFO] running `Command { std: "docker" "start" "-a" "e05ffe2632fdae69ccbbdd6a85ce13cabf84a53eb02b50fcfcd4627125811b82", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 7 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/add3-731e1fc669506fb6
[INFO] [stdout] test it_works_14 ... ok
[INFO] [stderr]    Doc-tests add3
[INFO] [stdout] test meth_works_n1 ... ok
[INFO] [stdout] test meth_works_13 ... ok
[INFO] [stdout] test meth_works_0 ... ok
[INFO] [stdout] test it_works__0 ... ok
[INFO] [stdout] test it_works_64bit ... ok
[INFO] [stdout] test it_works_n1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 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" "e05ffe2632fdae69ccbbdd6a85ce13cabf84a53eb02b50fcfcd4627125811b82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e05ffe2632fdae69ccbbdd6a85ce13cabf84a53eb02b50fcfcd4627125811b82", kill_on_drop: false }`
[INFO] [stdout] e05ffe2632fdae69ccbbdd6a85ce13cabf84a53eb02b50fcfcd4627125811b82