[INFO] cloning repository https://github.com/apolitical/csv2json
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/apolitical/csv2json" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fapolitical%2Fcsv2json", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fapolitical%2Fcsv2json'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e057477afa7ed40921c6c37485fd581c1ebc79e9
[INFO] checking apolitical/csv2json against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fapolitical%2Fcsv2json" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/apolitical/csv2json on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/apolitical/csv2json
[INFO] finished tweaking git repo https://github.com/apolitical/csv2json
[INFO] tweaked toml for git repo https://github.com/apolitical/csv2json written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/apolitical/csv2json already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded csv v1.0.7
[INFO] [stderr]   Downloaded csv-core v0.1.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 75221c8067170435d3aca187903a3a2e112fd6adc1dff2ba3e7529c0c0e52bcc
[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" "75221c8067170435d3aca187903a3a2e112fd6adc1dff2ba3e7529c0c0e52bcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "75221c8067170435d3aca187903a3a2e112fd6adc1dff2ba3e7529c0c0e52bcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75221c8067170435d3aca187903a3a2e112fd6adc1dff2ba3e7529c0c0e52bcc", kill_on_drop: false }`
[INFO] [stdout] 75221c8067170435d3aca187903a3a2e112fd6adc1dff2ba3e7529c0c0e52bcc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "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] 266eff36785b57cea9ead89dc39f5318b77377418baa7d2f6cc4d0c34dbd649b
[INFO] running `Command { std: "docker" "start" "-a" "266eff36785b57cea9ead89dc39f5318b77377418baa7d2f6cc4d0c34dbd649b", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling serde v1.0.91
[INFO] [stderr]     Checking strfmt v0.1.6
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking csv-core v0.1.5
[INFO] [stderr]     Checking csv v1.0.7
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]     Checking csv2json v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/sys/mod.rs:5:29
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn get_file_name(path: &AsRef<Path>) -> &str {
[INFO] [stdout]   |                             ^^^^^^^^^^^ help: use `dyn`: `dyn AsRef<Path>`
[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/sys/mod.rs:14:15
[INFO] [stdout]    |
[INFO] [stdout] 14 |     out_dir: &AsRef<Path>,
[INFO] [stdout]    |               ^^^^^^^^^^^ help: use `dyn`: `dyn AsRef<Path>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/sys/mod.rs:15:17
[INFO] [stdout]    |
[INFO] [stdout] 15 |     file_name: &AsRef<Path>,
[INFO] [stdout]    |                 ^^^^^^^^^^^ help: use `dyn`: `dyn AsRef<Path>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/sys/mod.rs:5:29
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn get_file_name(path: &AsRef<Path>) -> &str {
[INFO] [stdout]   |                             ^^^^^^^^^^^ help: use `dyn`: `dyn AsRef<Path>`
[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/sys/mod.rs:14:15
[INFO] [stdout]    |
[INFO] [stdout] 14 |     out_dir: &AsRef<Path>,
[INFO] [stdout]    |               ^^^^^^^^^^^ help: use `dyn`: `dyn AsRef<Path>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/sys/mod.rs:15:17
[INFO] [stdout]    |
[INFO] [stdout] 15 |     file_name: &AsRef<Path>,
[INFO] [stdout]    |                 ^^^^^^^^^^^ help: use `dyn`: `dyn AsRef<Path>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/sys/mod.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 |     data: &AsRef<[u8]>,
[INFO] [stdout]    |            ^^^^^^^^^^^ help: use `dyn`: `dyn AsRef<[u8]>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/sys/mod.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 |     data: &AsRef<[u8]>,
[INFO] [stdout]    |            ^^^^^^^^^^^ help: use `dyn`: `dyn AsRef<[u8]>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/cli/mod.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     app_from_crate!("\n")
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/cli/mod.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     app_from_crate!("\n")
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/cli/mod.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     app_from_crate!("\n")
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/cli/mod.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     app_from_crate!("\n")
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/data/mod.rs:120:34
[INFO] [stdout]     |
[INFO] [stdout] 120 |             if let Value::Object(mut o2) = v2 {
[INFO] [stdout]     |                                  ----^^
[INFO] [stdout]     |                                  |
[INFO] [stdout]     |                                  help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/data/mod.rs:120:34
[INFO] [stdout]     |
[INFO] [stdout] 120 |             if let Value::Object(mut o2) = v2 {
[INFO] [stdout]     |                                  ----^^
[INFO] [stdout]     |                                  |
[INFO] [stdout]     |                                  help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.64s
[INFO] running `Command { std: "docker" "inspect" "266eff36785b57cea9ead89dc39f5318b77377418baa7d2f6cc4d0c34dbd649b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "266eff36785b57cea9ead89dc39f5318b77377418baa7d2f6cc4d0c34dbd649b", kill_on_drop: false }`
[INFO] [stdout] 266eff36785b57cea9ead89dc39f5318b77377418baa7d2f6cc4d0c34dbd649b