[INFO] cloning repository https://github.com/carols10cents/rust-conversion-reference
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/carols10cents/rust-conversion-reference" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcarols10cents%2Frust-conversion-reference", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcarols10cents%2Frust-conversion-reference'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a27129323b01d8a3a4a03c6cb51a1107daca6f4b
[INFO] testing carols10cents/rust-conversion-reference against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcarols10cents%2Frust-conversion-reference" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/carols10cents/rust-conversion-reference 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 git repo https://github.com/carols10cents/rust-conversion-reference
[INFO] finished tweaking git repo https://github.com/carols10cents/rust-conversion-reference
[INFO] tweaked toml for git repo https://github.com/carols10cents/rust-conversion-reference written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/carols10cents/rust-conversion-reference already has a lockfile, it will not be regenerated
[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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stdout] a8c54299d1d7163de18815ac26ba672b0a3f4c947cd1a20eddb264c26ff7f824
[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" "a8c54299d1d7163de18815ac26ba672b0a3f4c947cd1a20eddb264c26ff7f824", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a8c54299d1d7163de18815ac26ba672b0a3f4c947cd1a20eddb264c26ff7f824", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8c54299d1d7163de18815ac26ba672b0a3f4c947cd1a20eddb264c26ff7f824", kill_on_drop: false }`
[INFO] [stdout] a8c54299d1d7163de18815ac26ba672b0a3f4c947cd1a20eddb264c26ff7f824
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] d5570771bae3de244d3628cb54585606cf8e1e7773b704267c1999c603e473cf
[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" "d5570771bae3de244d3628cb54585606cf8e1e7773b704267c1999c603e473cf", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-conversion-reference v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "d5570771bae3de244d3628cb54585606cf8e1e7773b704267c1999c603e473cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5570771bae3de244d3628cb54585606cf8e1e7773b704267c1999c603e473cf", kill_on_drop: false }`
[INFO] [stdout] d5570771bae3de244d3628cb54585606cf8e1e7773b704267c1999c603e473cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stdout] 19d44e4d4900315d9a3da4c82d4fae779bfaf43238f3ffcce28bcd0d3ee1f49b
[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" "19d44e4d4900315d9a3da4c82d4fae779bfaf43238f3ffcce28bcd0d3ee1f49b", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-conversion-reference v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.25s
[INFO] running `Command { std: "docker" "inspect" "19d44e4d4900315d9a3da4c82d4fae779bfaf43238f3ffcce28bcd0d3ee1f49b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19d44e4d4900315d9a3da4c82d4fae779bfaf43238f3ffcce28bcd0d3ee1f49b", kill_on_drop: false }`
[INFO] [stdout] 19d44e4d4900315d9a3da4c82d4fae779bfaf43238f3ffcce28bcd0d3ee1f49b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stdout] c8f6489fcb07e5436cd479f233b62e5c724bd468f78086c7e7b797230123140c
[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" "c8f6489fcb07e5436cd479f233b62e5c724bd468f78086c7e7b797230123140c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_conversion_reference-c52eeaf4218d7e6e
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test test_boxedslice_to_slice_happy ... ok
[INFO] [stdout] test test_boxedslice_to_vec_happy ... ok
[INFO] [stdout] test test_f64_to_i32_happy ... ok
[INFO] [stdout] test test_f64_to_u32_happy ... ok
[INFO] [stdout] test test_option_handling_with_default_some ... ok
[INFO] [stdout] test test_parse_option_handling_expect_some ... ok
[INFO] [stdout] test test_i32_to_f64_happy ... ok
[INFO] [stdout] test test_parse_option_handling_with_default_none ... ok
[INFO] [stdout] test test_i32_to_u32_happy ... ok
[INFO] [stdout] test test_i32_to_string_happy ... ok
[INFO] [stdout] test test_slice_to_boxedslice_happy ... ok
[INFO] [stdout] test test_string_to_i32_happy ... ok
[INFO] [stdout] test test_f64_to_string_happy ... ok
[INFO] [stdout] test test_parse_option_handling_unwrap_some ... ok
[INFO] [stdout] test test_string_to_u32_happy ... ok
[INFO] [stdout] test test_slice_to_vec_happy ... ok
[INFO] [stdout] test test_u32_to_f64_happy ... ok
[INFO] [stdout] test test_u32_to_string_happy ... ok
[INFO] [stdout] test test_u32_to_i32_happy ... ok
[INFO] [stdout] test test_vec_to_slice_happy ... ok
[INFO] [stdout] test test_vec_to_boxedslice_happy ... ok
[INFO] [stdout] test test_string_to_f64_happy ... ok
[INFO] [stdout] test test_parse_option_handling_expect_none ... ok
[INFO] [stdout] test test_parse_option_handling_unwrap_none ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c8f6489fcb07e5436cd479f233b62e5c724bd468f78086c7e7b797230123140c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8f6489fcb07e5436cd479f233b62e5c724bd468f78086c7e7b797230123140c", kill_on_drop: false }`
[INFO] [stdout] c8f6489fcb07e5436cd479f233b62e5c724bd468f78086c7e7b797230123140c