[INFO] cloning repository https://github.com/victor-carvalho/jc [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/victor-carvalho/jc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvictor-carvalho%2Fjc"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvictor-carvalho%2Fjc'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] c63dd1106d285fc1c78b39faae4bedcfc7d39566 [INFO] checking victor-carvalho/jc against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvictor-carvalho%2Fjc" "/workspace/builds/worker-2/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/victor-carvalho/jc on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/victor-carvalho/jc [INFO] finished tweaking git repo https://github.com/victor-carvalho/jc [INFO] tweaked toml for git repo https://github.com/victor-carvalho/jc written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/victor-carvalho/jc already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "/opt/rustwide/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 858bca6e75f1ea7efb09715109c321d29b13449c7a06b5693db1bb8d27730881 [INFO] running `"docker" "start" "-a" "858bca6e75f1ea7efb09715109c321d29b13449c7a06b5693db1bb8d27730881"` [INFO] [stderr] Compiling proc-macro2 v0.4.26 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Compiling serde v1.0.85 [INFO] [stderr] Checking rustc-demangle v0.1.13 [INFO] [stderr] Checking cfg-if v0.1.6 [INFO] [stderr] Checking itoa v0.4.3 [INFO] [stderr] Compiling backtrace-sys v0.1.28 [INFO] [stderr] Compiling backtrace v0.3.13 [INFO] [stderr] Checking clap v2.32.0 [INFO] [stderr] Compiling quote v0.6.11 [INFO] [stderr] Compiling syn v0.15.26 [INFO] [stderr] Compiling synstructure v0.10.1 [INFO] [stderr] Checking failure v0.1.5 [INFO] [stderr] Checking serde_json v1.0.37 [INFO] [stderr] Checking jc v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:38:64 [INFO] [stderr] | [INFO] [stderr] 38 | fn input_or<'a>(&self, stdin: &'a io::Stdin) -> Result> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn BufRead + 'a` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:46:67 [INFO] [stderr] | [INFO] [stderr] 46 | fn output_or<'a>(&self, stdout: &'a io::Stdout) -> Result> { [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn Write + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:57:64 [INFO] [stderr] | [INFO] [stderr] 57 | fn print_line(element: &Value, args: &JCArgs, out_stream: &mut Write) -> Result<()> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:90:49 [INFO] [stderr] | [INFO] [stderr] 90 | fn print_header(args: &JCArgs, out_stream: &mut Write) -> Result<()> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:38:64 [INFO] [stderr] | [INFO] [stderr] 38 | fn input_or<'a>(&self, stdin: &'a io::Stdin) -> Result> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn BufRead + 'a` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:46:67 [INFO] [stderr] | [INFO] [stderr] 46 | fn output_or<'a>(&self, stdout: &'a io::Stdout) -> Result> { [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn Write + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:57:64 [INFO] [stderr] | [INFO] [stderr] 57 | fn print_line(element: &Value, args: &JCArgs, out_stream: &mut Write) -> Result<()> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:90:49 [INFO] [stderr] | [INFO] [stderr] 90 | fn print_header(args: &JCArgs, out_stream: &mut Write) -> Result<()> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 28.70s [INFO] running `"docker" "inspect" "858bca6e75f1ea7efb09715109c321d29b13449c7a06b5693db1bb8d27730881"` [INFO] running `"docker" "rm" "-f" "858bca6e75f1ea7efb09715109c321d29b13449c7a06b5693db1bb8d27730881"` [INFO] [stdout] 858bca6e75f1ea7efb09715109c321d29b13449c7a06b5693db1bb8d27730881