[INFO] fetching crate heliometer 0.5.10...
[INFO] testing heliometer-0.5.10 against 1.49.0 for beta-1.50-1
[INFO] extracting crate heliometer 0.5.10 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate heliometer 0.5.10 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 heliometer 0.5.10
[INFO] finished tweaking crates.io crate heliometer 0.5.10
[INFO] tweaked toml for crates.io crate heliometer 0.5.10 written to /workspace/builds/worker-4/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-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] b53c27746029bc3714bf1585eaca2685ac0ad55fc4937346956d436fea2e2b0b
[INFO] running `Command { std: "docker" "start" "-a" "b53c27746029bc3714bf1585eaca2685ac0ad55fc4937346956d436fea2e2b0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b53c27746029bc3714bf1585eaca2685ac0ad55fc4937346956d436fea2e2b0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b53c27746029bc3714bf1585eaca2685ac0ad55fc4937346956d436fea2e2b0b", kill_on_drop: false }`
[INFO] [stdout] b53c27746029bc3714bf1585eaca2685ac0ad55fc4937346956d436fea2e2b0b
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--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] e4888ad4bd42d8692c62e5a728c1ef973b4775784383f35c78c39aa7fd47d498
[INFO] running `Command { std: "docker" "start" "-a" "e4888ad4bd42d8692c62e5a728c1ef973b4775784383f35c78c39aa7fd47d498", kill_on_drop: false }`
[INFO] [stderr]    Compiling heliometer v0.5.10 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `Command { std: "docker" "inspect" "e4888ad4bd42d8692c62e5a728c1ef973b4775784383f35c78c39aa7fd47d498", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4888ad4bd42d8692c62e5a728c1ef973b4775784383f35c78c39aa7fd47d498", kill_on_drop: false }`
[INFO] [stdout] e4888ad4bd42d8692c62e5a728c1ef973b4775784383f35c78c39aa7fd47d498
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/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] 1584ad971456bba6cba387ab372944bbede662487cb1059ff365727e0d46cfbb
[INFO] running `Command { std: "docker" "start" "-a" "1584ad971456bba6cba387ab372944bbede662487cb1059ff365727e0d46cfbb", kill_on_drop: false }`
[INFO] [stderr]    Compiling pulldown-cmark v0.2.0
[INFO] [stderr]    Compiling bytecount v0.6.2
[INFO] [stderr]    Compiling environment v0.1.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling cargo_metadata v0.10.0
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling criterion-plot v0.3.1
[INFO] [stderr]    Compiling skeptic v0.13.5
[INFO] [stderr]    Compiling criterion v0.2.11
[INFO] [stderr]    Compiling assert_cli v0.5.4
[INFO] [stderr]    Compiling heliometer v0.5.10 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 18.67s
[INFO] running `Command { std: "docker" "inspect" "1584ad971456bba6cba387ab372944bbede662487cb1059ff365727e0d46cfbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1584ad971456bba6cba387ab372944bbede662487cb1059ff365727e0d46cfbb", kill_on_drop: false }`
[INFO] [stdout] 1584ad971456bba6cba387ab372944bbede662487cb1059ff365727e0d46cfbb
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] af61a0b2425abec29e38fab1b81d20d62400f71c0727dd37514e93afce9ae69f
[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" "af61a0b2425abec29e38fab1b81d20d62400f71c0727dd37514e93afce9ae69f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/heliometer-b78752c3cd2625b1
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/helio-1b4c78dba2e3bb82
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tests-56b0552145f1bd1f
[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
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::overflow ... ok
[INFO] [stdout] test tests::other_program_check ... ok
[INFO] [stdout] test tests::unmatched_right_bracket ... ok
[INFO] [stdout] test integration::without_args ... ok
[INFO] [stderr]    Doc-tests heliometer
[INFO] [stdout] test tests::far_right ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - execute (line 178) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "af61a0b2425abec29e38fab1b81d20d62400f71c0727dd37514e93afce9ae69f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af61a0b2425abec29e38fab1b81d20d62400f71c0727dd37514e93afce9ae69f", kill_on_drop: false }`
[INFO] [stdout] af61a0b2425abec29e38fab1b81d20d62400f71c0727dd37514e93afce9ae69f