[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] checking dwalter0/faucet_workspace_serialization_poc against try#8de4b308b608cded0ebccf658a0fc719bce87d4e for pr-89056
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdwalter0%2Ffaucet_workspace_serialization_poc" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] [stderr] 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 8de4b308b608cded0ebccf658a0fc719bce87d4e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "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-8/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" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3146b6a8e4e405ba3e4700665a46b95c86cfb8509ddfa0c092638b6a6a8f011e
[INFO] running `Command { std: "docker" "start" "-a" "3146b6a8e4e405ba3e4700665a46b95c86cfb8509ddfa0c092638b6a6a8f011e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3146b6a8e4e405ba3e4700665a46b95c86cfb8509ddfa0c092638b6a6a8f011e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3146b6a8e4e405ba3e4700665a46b95c86cfb8509ddfa0c092638b6a6a8f011e", kill_on_drop: false }`
[INFO] [stdout] 3146b6a8e4e405ba3e4700665a46b95c86cfb8509ddfa0c092638b6a6a8f011e
[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=forbid" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 28842cf7ad824a4113baba396fc1c2d737fe6195606e9e2b3adf7fb97f7cbb52
[INFO] running `Command { std: "docker" "start" "-a" "28842cf7ad824a4113baba396fc1c2d737fe6195606e9e2b3adf7fb97f7cbb52", 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking serde_yaml v0.8.17
[INFO] [stderr]     Checking 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: 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] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 33s
[INFO] running `Command { std: "docker" "inspect" "28842cf7ad824a4113baba396fc1c2d737fe6195606e9e2b3adf7fb97f7cbb52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28842cf7ad824a4113baba396fc1c2d737fe6195606e9e2b3adf7fb97f7cbb52", kill_on_drop: false }`
[INFO] [stdout] 28842cf7ad824a4113baba396fc1c2d737fe6195606e9e2b3adf7fb97f7cbb52