[INFO] fetching crate csv_to_json 1.0.2...
[INFO] checking csv_to_json-1.0.2 against try#9c1dcf141bc0875407c4eb36972857bd3db713e2 for pr-81863
[INFO] extracting crate csv_to_json 1.0.2 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate csv_to_json 1.0.2 on toolchain 9c1dcf141bc0875407c4eb36972857bd3db713e2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate csv_to_json 1.0.2
[INFO] finished tweaking crates.io crate csv_to_json 1.0.2
[INFO] tweaked toml for crates.io crate csv_to_json 1.0.2 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0b8bd44af8cf9e4da1c83046abbba67e826ffd5d816a68fd1ba6d1d9c73c381e
[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" "0b8bd44af8cf9e4da1c83046abbba67e826ffd5d816a68fd1ba6d1d9c73c381e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b8bd44af8cf9e4da1c83046abbba67e826ffd5d816a68fd1ba6d1d9c73c381e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b8bd44af8cf9e4da1c83046abbba67e826ffd5d816a68fd1ba6d1d9c73c381e", kill_on_drop: false }`
[INFO] [stdout] 0b8bd44af8cf9e4da1c83046abbba67e826ffd5d816a68fd1ba6d1d9c73c381e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] cd32c26ca638faa119fc86e1b13af9ce2d56993c36bd36c2affd8e2e1d6c737a
[INFO] running `Command { std: "docker" "start" "-a" "cd32c26ca638faa119fc86e1b13af9ce2d56993c36bd36c2affd8e2e1d6c737a", kill_on_drop: false }`
[INFO] [stderr]     Checking byteorder v0.5.3
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking csv v0.14.7
[INFO] [stderr]     Checking csv_to_json v1.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:17:18
[INFO] [stdout]    |
[INFO] [stdout] 17 |       let file = try!(File::open(filename));
[INFO] [stdout]    |                  ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:14:65
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn arg_or_stdin(filename_or_none: Option<String>) -> Result<Box<Read>, io::Error> {
[INFO] [stdout]    |                                                                 ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:18:32
[INFO] [stdout]    |
[INFO] [stdout] 18 |       Ok(Box::new(file) as Box<Read>)
[INFO] [stdout]    |                                ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:21:39
[INFO] [stdout]    |
[INFO] [stdout] 21 |       Ok(Box::new(io::stdin()) as Box<Read>)
[INFO] [stdout]    |                                       ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:17:18
[INFO] [stdout]    |
[INFO] [stdout] 17 |       let file = try!(File::open(filename));
[INFO] [stdout]    |                  ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:14:65
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn arg_or_stdin(filename_or_none: Option<String>) -> Result<Box<Read>, io::Error> {
[INFO] [stdout]    |                                                                 ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:18:32
[INFO] [stdout]    |
[INFO] [stdout] 18 |       Ok(Box::new(file) as Box<Read>)
[INFO] [stdout]    |                                ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:21:39
[INFO] [stdout]    |
[INFO] [stdout] 21 |       Ok(Box::new(io::stdin()) as Box<Read>)
[INFO] [stdout]    |                                       ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.47s
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "cd32c26ca638faa119fc86e1b13af9ce2d56993c36bd36c2affd8e2e1d6c737a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd32c26ca638faa119fc86e1b13af9ce2d56993c36bd36c2affd8e2e1d6c737a", kill_on_drop: false }`
[INFO] [stdout] cd32c26ca638faa119fc86e1b13af9ce2d56993c36bd36c2affd8e2e1d6c737a