[INFO] cloning repository https://github.com/raphaelahrens/json_analytics [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/raphaelahrens/json_analytics" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraphaelahrens%2Fjson_analytics", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraphaelahrens%2Fjson_analytics'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 27a8ef7f8a8ee50fb962ecee6efc35d2da2ffe80 [INFO] checking raphaelahrens/json_analytics against try#121a90d34197f711021eeb158e7f4184b8be8ceb for pr-140313 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraphaelahrens%2Fjson_analytics" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/raphaelahrens/json_analytics on toolchain 121a90d34197f711021eeb158e7f4184b8be8ceb [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+121a90d34197f711021eeb158e7f4184b8be8ceb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/raphaelahrens/json_analytics [INFO] finished tweaking git repo https://github.com/raphaelahrens/json_analytics [INFO] tweaked toml for git repo https://github.com/raphaelahrens/json_analytics written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/raphaelahrens/json_analytics already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+121a90d34197f711021eeb158e7f4184b8be8ceb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+121a90d34197f711021eeb158e7f4184b8be8ceb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 08d4c62633a03c5b5569401e89d8458ab0c3339a3fd2bbb0ff09075bbe21b340 [INFO] running `Command { std: "docker" "start" "-a" "08d4c62633a03c5b5569401e89d8458ab0c3339a3fd2bbb0ff09075bbe21b340", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "08d4c62633a03c5b5569401e89d8458ab0c3339a3fd2bbb0ff09075bbe21b340", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "08d4c62633a03c5b5569401e89d8458ab0c3339a3fd2bbb0ff09075bbe21b340", kill_on_drop: false }` [INFO] [stdout] 08d4c62633a03c5b5569401e89d8458ab0c3339a3fd2bbb0ff09075bbe21b340 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+121a90d34197f711021eeb158e7f4184b8be8ceb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f6d976ccd3d048849272c18567038f5263accdf4f164d29628218782a0e304a2 [INFO] running `Command { std: "docker" "start" "-a" "f6d976ccd3d048849272c18567038f5263accdf4f164d29628218782a0e304a2", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.86 [INFO] [stderr] Compiling libc v0.2.119 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.7 [INFO] [stderr] Compiling crossbeam-epoch v0.9.7 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling serde_derive v1.0.136 [INFO] [stderr] Compiling indexmap v1.8.0 [INFO] [stderr] Compiling serde v1.0.136 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling nom v7.1.0 [INFO] [stderr] Checking crossbeam-channel v0.5.2 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Compiling heck v0.4.0 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Compiling serde_json v1.0.79 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Compiling eyre v0.6.7 [INFO] [stderr] Checking hashbrown v0.11.2 [INFO] [stderr] Checking os_str_bytes v6.0.0 [INFO] [stderr] Compiling quote v1.0.15 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking minimal-lexical v0.2.1 [INFO] [stderr] Checking termcolor v1.1.3 [INFO] [stderr] Checking textwrap v0.15.0 [INFO] [stderr] Checking strsim v0.10.0 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking itoa v1.0.1 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking indenter v0.3.3 [INFO] [stderr] Checking ryu v1.0.9 [INFO] [stderr] Checking once_cell v1.10.0 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking walkdir v2.3.2 [INFO] [stderr] Compiling clap_derive v3.1.4 [INFO] [stderr] Checking clap v3.1.6 [INFO] [stderr] Checking json_analytics v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::fs::File` [INFO] [stdout] --> src/main.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use std::fs::File; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::BufReader` [INFO] [stdout] --> src/main.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use std::io::BufReader; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs::File` [INFO] [stdout] --> src/main.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use std::fs::File; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::BufReader` [INFO] [stdout] --> src/main.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use std::io::BufReader; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `files` is never used [INFO] [stdout] --> src/main.rs:62:8 [INFO] [stdout] | [INFO] [stdout] 46 | impl KMNull { [INFO] [stdout] | ----------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 62 | fn files(&self) -> Box> + '_> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `files` is never used [INFO] [stdout] --> src/main.rs:88:8 [INFO] [stdout] | [INFO] [stdout] 71 | impl KMBool { [INFO] [stdout] | ----------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 88 | fn files(&self) -> Box> + '_> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `files` is never used [INFO] [stdout] --> src/main.rs:117:8 [INFO] [stdout] | [INFO] [stdout] 98 | impl KMNumber { [INFO] [stdout] | ------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 117 | fn files(&self) -> Box> + '_> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `files` is never used [INFO] [stdout] --> src/main.rs:140:8 [INFO] [stdout] | [INFO] [stdout] 125 | impl KMString { [INFO] [stdout] | ------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 140 | fn files(&self) -> Box> + '_> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `files` is never used [INFO] [stdout] --> src/main.rs:181:8 [INFO] [stdout] | [INFO] [stdout] 150 | impl KMArray { [INFO] [stdout] | ------------ method in this implementation [INFO] [stdout] ... [INFO] [stdout] 181 | fn files(&self) -> Box> + '_> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `files` is never used [INFO] [stdout] --> src/main.rs:219:8 [INFO] [stdout] | [INFO] [stdout] 204 | impl KMObject { [INFO] [stdout] | ------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 219 | fn files(&self) -> Box> + '_> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `files` is never used [INFO] [stdout] --> src/main.rs:332:8 [INFO] [stdout] | [INFO] [stdout] 240 | impl KMTypes { [INFO] [stdout] | ------------ method in this implementation [INFO] [stdout] ... [INFO] [stdout] 332 | fn files(&self) -> Box> + '_> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `files` is never used [INFO] [stdout] --> src/main.rs:62:8 [INFO] [stdout] | [INFO] [stdout] 46 | impl KMNull { [INFO] [stdout] | ----------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 62 | fn files(&self) -> Box> + '_> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `files` is never used [INFO] [stdout] --> src/main.rs:88:8 [INFO] [stdout] | [INFO] [stdout] 71 | impl KMBool { [INFO] [stdout] | ----------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 88 | fn files(&self) -> Box> + '_> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `files` is never used [INFO] [stdout] --> src/main.rs:117:8 [INFO] [stdout] | [INFO] [stdout] 98 | impl KMNumber { [INFO] [stdout] | ------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 117 | fn files(&self) -> Box> + '_> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `files` is never used [INFO] [stdout] --> src/main.rs:140:8 [INFO] [stdout] | [INFO] [stdout] 125 | impl KMString { [INFO] [stdout] | ------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 140 | fn files(&self) -> Box> + '_> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `files` is never used [INFO] [stdout] --> src/main.rs:181:8 [INFO] [stdout] | [INFO] [stdout] 150 | impl KMArray { [INFO] [stdout] | ------------ method in this implementation [INFO] [stdout] ... [INFO] [stdout] 181 | fn files(&self) -> Box> + '_> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `files` is never used [INFO] [stdout] --> src/main.rs:219:8 [INFO] [stdout] | [INFO] [stdout] 204 | impl KMObject { [INFO] [stdout] | ------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 219 | fn files(&self) -> Box> + '_> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `files` is never used [INFO] [stdout] --> src/main.rs:332:8 [INFO] [stdout] | [INFO] [stdout] 240 | impl KMTypes { [INFO] [stdout] | ------------ method in this implementation [INFO] [stdout] ... [INFO] [stdout] 332 | fn files(&self) -> Box> + '_> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.46s [INFO] running `Command { std: "docker" "inspect" "f6d976ccd3d048849272c18567038f5263accdf4f164d29628218782a0e304a2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f6d976ccd3d048849272c18567038f5263accdf4f164d29628218782a0e304a2", kill_on_drop: false }` [INFO] [stdout] f6d976ccd3d048849272c18567038f5263accdf4f164d29628218782a0e304a2