[INFO] updating cached repository https://github.com/webwire/webwire-cli
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] [stderr] From https://github.com/webwire/webwire-cli
[INFO] [stderr]    14489aa..610566c  master     -> master
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 610566c38943f0db7f7adcad57552a4253bbce7d
[INFO] checking webwire/webwire-cli against master#c724b67e1b474262917a5154d74e7072267593fe for pr-74315
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwebwire%2Fwebwire-cli" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/webwire/webwire-cli on toolchain c724b67e1b474262917a5154d74e7072267593fe
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/webwire/webwire-cli
[INFO] finished tweaking git repo https://github.com/webwire/webwire-cli
[INFO] tweaked toml for git repo https://github.com/webwire/webwire-cli written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/webwire/webwire-cli already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 168df3d458d43622363a9ebbcdfb9ab795696ad30ac1996237ed32c9ca1adeae
[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" "168df3d458d43622363a9ebbcdfb9ab795696ad30ac1996237ed32c9ca1adeae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "168df3d458d43622363a9ebbcdfb9ab795696ad30ac1996237ed32c9ca1adeae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "168df3d458d43622363a9ebbcdfb9ab795696ad30ac1996237ed32c9ca1adeae", kill_on_drop: false }`
[INFO] [stdout] 168df3d458d43622363a9ebbcdfb9ab795696ad30ac1996237ed32c9ca1adeae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 841a441b55638c3518a0f8eb3afc11243a79914bbdcbdf5f136d3aad6bc41f4e
[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" "841a441b55638c3518a0f8eb3afc11243a79914bbdcbdf5f136d3aad6bc41f4e", kill_on_drop: false }`
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]     Checking unicode-xid v0.2.1
[INFO] [stderr]     Checking bytecount v0.6.0
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking lexical-core v0.7.4
[INFO] [stderr]     Checking quote v1.0.7
[INFO] [stderr]     Checking nom_locate v2.0.0
[INFO] [stderr]     Checking webwire-cli v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `service_name`
[INFO] [stdout]    --> src/codegen/rust.rs:265:9
[INFO] [stdout]     |
[INFO] [stdout] 265 |     let service_name = quote::format_ident!("{}", service.name);
[INFO] [stdout]     |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_service_name`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `service_name_str`
[INFO] [stdout]    --> src/codegen/rust.rs:266:9
[INFO] [stdout]     |
[INFO] [stdout] 266 |     let service_name_str = &service.name;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_service_name_str`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `service_name`
[INFO] [stdout]    --> src/codegen/rust.rs:265:9
[INFO] [stdout]     |
[INFO] [stdout] 265 |     let service_name = quote::format_ident!("{}", service.name);
[INFO] [stdout]     |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_service_name`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `service_name_str`
[INFO] [stdout]    --> src/codegen/rust.rs:266:9
[INFO] [stdout]     |
[INFO] [stdout] 266 |     let service_name_str = &service.name;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_service_name_str`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.15s
[INFO] running `Command { std: "docker" "inspect" "841a441b55638c3518a0f8eb3afc11243a79914bbdcbdf5f136d3aad6bc41f4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "841a441b55638c3518a0f8eb3afc11243a79914bbdcbdf5f136d3aad6bc41f4e", kill_on_drop: false }`
[INFO] [stdout] 841a441b55638c3518a0f8eb3afc11243a79914bbdcbdf5f136d3aad6bc41f4e