[INFO] fetching crate fftools 1.0.0...
[INFO] checking fftools-1.0.0 against 1.95.0 for pr-155915
[INFO] extracting crate fftools 1.0.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate fftools 1.0.0
[INFO] finished tweaking crates.io crate fftools 1.0.0
[INFO] tweaked toml for crates.io crate fftools 1.0.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate fftools 1.0.0 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate fftools 1.0.0 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bytecount v0.6.3
[INFO] [stderr]   Downloaded tabled_derive v0.5.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.52
[INFO] [stderr]   Downloaded indoc v2.0.1
[INFO] [stderr]   Downloaded papergrid v0.7.1
[INFO] [stderr]   Downloaded tabled v0.10.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8e2d3b248176aafbd1d664e5a0c7568fee950f513aaa7ca8271c8c353884c605
[INFO] running `Command { std: "docker" "start" "-a" "8e2d3b248176aafbd1d664e5a0c7568fee950f513aaa7ca8271c8c353884c605", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e2d3b248176aafbd1d664e5a0c7568fee950f513aaa7ca8271c8c353884c605", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e2d3b248176aafbd1d664e5a0c7568fee950f513aaa7ca8271c8c353884c605", kill_on_drop: false }`
[INFO] [stdout] 8e2d3b248176aafbd1d664e5a0c7568fee950f513aaa7ca8271c8c353884c605
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a3f390b24e9111e4ad741c25b5c0b099668f55c923ee25a140fc21cde22ca270
[INFO] running `Command { std: "docker" "start" "-a" "a3f390b24e9111e4ad741c25b5c0b099668f55c923ee25a140fc21cde22ca270", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.52
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]     Checking bytecount v0.6.3
[INFO] [stderr]     Checking pico-args v0.5.0
[INFO] [stderr]    Compiling indoc v2.0.1
[INFO] [stderr]     Checking papergrid v0.7.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling tabled_derive v0.5.0
[INFO] [stderr]     Checking tabled v0.10.0
[INFO] [stderr]     Checking fftools v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `warn`
[INFO] [stdout]  --> src/main.rs:7:34
[INFO] [stdout]   |
[INFO] [stdout] 7 | use logs::{error, help, version, warn};
[INFO] [stdout]   |                                  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `warn`
[INFO] [stdout]  --> src/main.rs:7:34
[INFO] [stdout]   |
[INFO] [stdout] 7 | use logs::{error, help, version, warn};
[INFO] [stdout]   |                                  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/parser/commands.rs:54:13
[INFO] [stdout]    |
[INFO] [stdout] 52 |             "m" | "merge" => merge::merge(data),
[INFO] [stdout]    |             ------------- matches all the relevant values
[INFO] [stdout] 53 |
[INFO] [stdout] 54 |             "merge" => {
[INFO] [stdout]    |             ^^^^^^^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/parser/commands.rs:54:13
[INFO] [stdout]    |
[INFO] [stdout] 52 |             "m" | "merge" => merge::merge(data),
[INFO] [stdout]    |             ------------- matches all the relevant values
[INFO] [stdout] 53 |
[INFO] [stdout] 54 |             "merge" => {
[INFO] [stdout]    |             ^^^^^^^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `warn` is never used
[INFO] [stdout]    --> src/logs.rs:186:8
[INFO] [stdout]     |
[INFO] [stdout] 186 | pub fn warn(msg: String) {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `length` is never used
[INFO] [stdout]  --> src/utils.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn length(input: &Path) -> io::Result<String> {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `warn` is never used
[INFO] [stdout]    --> src/logs.rs:186:8
[INFO] [stdout]     |
[INFO] [stdout] 186 | pub fn warn(msg: String) {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `length` is never used
[INFO] [stdout]  --> src/utils.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn length(input: &Path) -> io::Result<String> {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.41s
[INFO] running `Command { std: "docker" "inspect" "a3f390b24e9111e4ad741c25b5c0b099668f55c923ee25a140fc21cde22ca270", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3f390b24e9111e4ad741c25b5c0b099668f55c923ee25a140fc21cde22ca270", kill_on_drop: false }`
[INFO] [stdout] a3f390b24e9111e4ad741c25b5c0b099668f55c923ee25a140fc21cde22ca270
