[INFO] cloning repository https://github.com/dwalter0/faucet_workspace_serialization_poc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dwalter0/faucet_workspace_serialization_poc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdwalter0%2Ffaucet_workspace_serialization_poc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdwalter0%2Ffaucet_workspace_serialization_poc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] da2007c3d2fa8f9f83123a24bc8b7204b79546e4
[INFO] testing dwalter0/faucet_workspace_serialization_poc against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdwalter0%2Ffaucet_workspace_serialization_poc" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] [stderr] Updating files:  68% (438/642)
Updating files:  69% (443/642)
Updating files:  70% (450/642)
Updating files:  71% (456/642)
Updating files:  72% (463/642)
Updating files:  73% (469/642)
Updating files:  74% (476/642)
Updating files:  75% (482/642)
Updating files:  76% (488/642)
Updating files:  77% (495/642)
Updating files:  78% (501/642)
Updating files:  79% (508/642)
Updating files:  80% (514/642)
Updating files:  81% (521/642)
Updating files:  82% (527/642)
Updating files:  83% (533/642)
Updating files:  84% (540/642)
Updating files:  85% (546/642)
Updating files:  86% (553/642)
Updating files:  87% (559/642)
Updating files:  88% (565/642)
Updating files:  89% (572/642)
Updating files:  90% (578/642)
Updating files:  91% (585/642)
Updating files:  92% (591/642)
Updating files:  93% (598/642)
Updating files:  94% (604/642)
Updating files:  95% (610/642)
Updating files:  96% (617/642)
Updating files:  97% (623/642)
Updating files:  98% (630/642)
Updating files:  99% (636/642)
Updating files: 100% (642/642)
Updating files: 100% (642/642), done.
[INFO] validating manifest of git repo https://github.com/dwalter0/faucet_workspace_serialization_poc on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dwalter0/faucet_workspace_serialization_poc
[INFO] finished tweaking git repo https://github.com/dwalter0/faucet_workspace_serialization_poc
[INFO] tweaked toml for git repo https://github.com/dwalter0/faucet_workspace_serialization_poc written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/dwalter0/faucet_workspace_serialization_poc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3170b61c1dd048ff2df44f439bb92431a256876cd3d830e6b30aa10cae111e88
[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" "3170b61c1dd048ff2df44f439bb92431a256876cd3d830e6b30aa10cae111e88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3170b61c1dd048ff2df44f439bb92431a256876cd3d830e6b30aa10cae111e88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3170b61c1dd048ff2df44f439bb92431a256876cd3d830e6b30aa10cae111e88", kill_on_drop: false }`
[INFO] [stdout] 3170b61c1dd048ff2df44f439bb92431a256876cd3d830e6b30aa10cae111e88
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 724e2732132b0235fc147f1489f39a48f153d5086e57165a0f595833a603f45a
[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" "724e2732132b0235fc147f1489f39a48f153d5086e57165a0f595833a603f45a", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling serde_yaml v0.8.17
[INFO] [stderr]    Compiling yaml_parse_attempt_two v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `skip_serializing_if_empty_number`
[INFO] [stdout]   --> src/serialization_helpers.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn skip_serializing_if_empty_number<T: Zero>(input: &T) -> bool{
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.42s
[INFO] running `Command { std: "docker" "inspect" "724e2732132b0235fc147f1489f39a48f153d5086e57165a0f595833a603f45a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "724e2732132b0235fc147f1489f39a48f153d5086e57165a0f595833a603f45a", kill_on_drop: false }`
[INFO] [stdout] 724e2732132b0235fc147f1489f39a48f153d5086e57165a0f595833a603f45a
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b1d88c279708b3a0e14db4298a13d0673684df01e007987a7492c681d61138bc
[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" "b1d88c279708b3a0e14db4298a13d0673684df01e007987a7492c681d61138bc", kill_on_drop: false }`
[INFO] [stderr]    Compiling yaml_parse_attempt_two v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `skip_serializing_if_empty_number`
[INFO] [stdout]   --> src/serialization_helpers.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn skip_serializing_if_empty_number<T: Zero>(input: &T) -> bool{
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.31s
[INFO] running `Command { std: "docker" "inspect" "b1d88c279708b3a0e14db4298a13d0673684df01e007987a7492c681d61138bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1d88c279708b3a0e14db4298a13d0673684df01e007987a7492c681d61138bc", kill_on_drop: false }`
[INFO] [stdout] b1d88c279708b3a0e14db4298a13d0673684df01e007987a7492c681d61138bc
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] 99d2dc678c0289b99dafe33f678949c2d00a1df0950ddd856fd81cfbd2836f1b
[INFO] running `Command { std: "docker" "start" "-a" "99d2dc678c0289b99dafe33f678949c2d00a1df0950ddd856fd81cfbd2836f1b", kill_on_drop: false }`
[INFO] [stderr] warning: function is never used: `skip_serializing_if_empty_number`
[INFO] [stderr]   --> src/serialization_helpers.rs:16:8
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub fn skip_serializing_if_empty_number<T: Zero>(input: &T) -> bool{
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `yaml_parse_attempt_two` (bin "yaml_parse_attempt_two" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/yaml_parse_attempt_two-a887e05f2425c778)
[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" "99d2dc678c0289b99dafe33f678949c2d00a1df0950ddd856fd81cfbd2836f1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99d2dc678c0289b99dafe33f678949c2d00a1df0950ddd856fd81cfbd2836f1b", kill_on_drop: false }`
[INFO] [stdout] 99d2dc678c0289b99dafe33f678949c2d00a1df0950ddd856fd81cfbd2836f1b