[INFO] fetching crate trans-gen-kotlin 0.3.0-alpha.2...
[INFO] checking trans-gen-kotlin-0.3.0-alpha.2 against try#9cfe725f0995b018340c519db1b2f3cf8a7e0631 for pr-81174
[INFO] extracting crate trans-gen-kotlin 0.3.0-alpha.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate trans-gen-kotlin 0.3.0-alpha.2 on toolchain 9cfe725f0995b018340c519db1b2f3cf8a7e0631
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate trans-gen-kotlin 0.3.0-alpha.2
[INFO] finished tweaking crates.io crate trans-gen-kotlin 0.3.0-alpha.2
[INFO] tweaked toml for crates.io crate trans-gen-kotlin 0.3.0-alpha.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7519639c36eb7263cff1c9d5cc4b5cffdc850c22b8a83ce1199e4dd243fd8e3f
[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" "7519639c36eb7263cff1c9d5cc4b5cffdc850c22b8a83ce1199e4dd243fd8e3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7519639c36eb7263cff1c9d5cc4b5cffdc850c22b8a83ce1199e4dd243fd8e3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7519639c36eb7263cff1c9d5cc4b5cffdc850c22b8a83ce1199e4dd243fd8e3f", kill_on_drop: false }`
[INFO] [stdout] 7519639c36eb7263cff1c9d5cc4b5cffdc850c22b8a83ce1199e4dd243fd8e3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ee2ece6b7b53e3171e62af4467707421ae8c9eb58054ce155a44385715faf61
[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" "8ee2ece6b7b53e3171e62af4467707421ae8c9eb58054ce155a44385715faf61", kill_on_drop: false }`
[INFO] [stderr]     Checking trans-gen-kotlin v0.3.0-alpha.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/lib.rs:385:12
[INFO] [stdout]     |
[INFO] [stdout] 385 |     fn new(name: &str, version: &str) -> Self {
[INFO] [stdout]     |            ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `version`
[INFO] [stdout]    --> src/lib.rs:385:24
[INFO] [stdout]     |
[INFO] [stdout] 385 |     fn new(name: &str, version: &str) -> Self {
[INFO] [stdout]     |                        ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_version`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/lib.rs:385:12
[INFO] [stdout]     |
[INFO] [stdout] 385 |     fn new(name: &str, version: &str) -> Self {
[INFO] [stdout]     |            ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `version`
[INFO] [stdout]    --> src/lib.rs:385:24
[INFO] [stdout]     |
[INFO] [stdout] 385 |     fn new(name: &str, version: &str) -> Self {
[INFO] [stdout]     |                        ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_version`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `getter_prefix`
[INFO] [stdout]   --> src/lib.rs:86:4
[INFO] [stdout]    |
[INFO] [stdout] 86 | fn getter_prefix(schema: &Schema) -> &'static str {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `getter_prefix`
[INFO] [stdout]   --> src/lib.rs:86:4
[INFO] [stdout]    |
[INFO] [stdout] 86 | fn getter_prefix(schema: &Schema) -> &'static str {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "8ee2ece6b7b53e3171e62af4467707421ae8c9eb58054ce155a44385715faf61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ee2ece6b7b53e3171e62af4467707421ae8c9eb58054ce155a44385715faf61", kill_on_drop: false }`
[INFO] [stdout] 8ee2ece6b7b53e3171e62af4467707421ae8c9eb58054ce155a44385715faf61