[INFO] cloning repository https://github.com/Canop/btree
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Canop/btree" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCanop%2Fbtree", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCanop%2Fbtree'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4c2620396ec1fc928e035f40523f65a8ad665bbc
[INFO] checking Canop/btree against master#f557a4fd462a779c92e4e8bd004426cf329efb30 for pr-111063-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCanop%2Fbtree" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Canop/btree on toolchain f557a4fd462a779c92e4e8bd004426cf329efb30
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f557a4fd462a779c92e4e8bd004426cf329efb30" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Canop/btree
[INFO] finished tweaking git repo https://github.com/Canop/btree
[INFO] tweaked toml for git repo https://github.com/Canop/btree written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Canop/btree 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" "+f557a4fd462a779c92e4e8bd004426cf329efb30" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+f557a4fd462a779c92e4e8bd004426cf329efb30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2af07b61c69d177c7836bb0b205a36df66bc2d0b4a8e1de070c5d8dbec110978
[INFO] running `Command { std: "docker" "start" "-a" "2af07b61c69d177c7836bb0b205a36df66bc2d0b4a8e1de070c5d8dbec110978", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2af07b61c69d177c7836bb0b205a36df66bc2d0b4a8e1de070c5d8dbec110978", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2af07b61c69d177c7836bb0b205a36df66bc2d0b4a8e1de070c5d8dbec110978", kill_on_drop: false }`
[INFO] [stdout] 2af07b61c69d177c7836bb0b205a36df66bc2d0b4a8e1de070c5d8dbec110978
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+f557a4fd462a779c92e4e8bd004426cf329efb30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3af8224ca8540d11c0d903a3dcf77e5d08698783989ff9e4a5975555198698fb
[INFO] running `Command { std: "docker" "start" "-a" "3af8224ca8540d11c0d903a3dcf77e5d08698783989ff9e4a5975555198698fb", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.54
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[INFO] [stderr]    Compiling phf_macros v0.10.0
[INFO] [stderr]     Checking resvg v0.28.0
[INFO] [stderr]    Compiling lazy-regex-proc_macros v2.4.1
[INFO] [stderr]     Checking xterm-query v0.2.0
[INFO] [stderr]     Checking terminal-light v1.1.1
[INFO] [stderr]     Checking onig v6.4.0
[INFO] [stderr]     Checking phf v0.10.1
[INFO] [stderr]     Checking argh v0.1.10
[INFO] [stderr]     Checking lazy-regex v2.5.0
[INFO] [stderr]     Checking pin-project v1.0.12
[INFO] [stderr]     Checking flume v0.10.14
[INFO] [stderr]     Checking exr v1.6.3
[INFO] [stderr]     Checking snafu v0.7.4
[INFO] [stderr]     Checking lfs-core v0.11.1
[INFO] [stderr]    Compiling clap v3.2.23
[INFO] [stderr]     Checking git2 v0.14.4
[INFO] [stderr]     Checking chrono v0.4.24
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking plist v1.4.3
[INFO] [stderr]     Checking deser-hjson v1.1.0
[INFO] [stderr]     Checking csv v1.2.1
[INFO] [stderr]     Checking toml v0.5.11
[INFO] [stderr]     Checking crokey v0.4.3
[INFO] [stderr]    Compiling clap_complete v3.2.5
[INFO] [stderr]     Checking image v0.24.6
[INFO] [stderr]     Checking syntect-no-panic v4.6.1
[INFO] [stderr]     Checking cli-log v2.0.0
[INFO] [stderr]     Checking csv2svg v0.1.8
[INFO] [stderr]    Compiling broot v1.21.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rusqlite v0.24.2
[INFO] [stderr]     Checking glassbench v0.3.4
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/tree_build/builder.rs:344:33
[INFO] [stdout]     |
[INFO] [stdout] 344 | ...                   let mut bline = &mut self.blines[id];
[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: variable does not need to be mutable
[INFO] [stdout]    --> src/tree_build/builder.rs:408:21
[INFO] [stdout]     |
[INFO] [stdout] 408 |                 let mut parent = &mut self.blines[parent_id];
[INFO] [stdout]     |                     ----^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/tree_build/builder.rs:461:17
[INFO] [stdout]     |
[INFO] [stdout] 461 |             for mut line in tree.lines.iter_mut() {
[INFO] [stdout]     |                 ----^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/tree_build/builder.rs:344:33
[INFO] [stdout]     |
[INFO] [stdout] 344 | ...                   let mut bline = &mut self.blines[id];
[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: variable does not need to be mutable
[INFO] [stdout]    --> src/tree_build/builder.rs:408:21
[INFO] [stdout]     |
[INFO] [stdout] 408 |                 let mut parent = &mut self.blines[parent_id];
[INFO] [stdout]     |                     ----^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/tree_build/builder.rs:461:17
[INFO] [stdout]     |
[INFO] [stdout] 461 |             for mut line in tree.lines.iter_mut() {
[INFO] [stdout]     |                 ----^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized] target(s) in 2m 27s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: svg v0.8.2, svg v0.10.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "3af8224ca8540d11c0d903a3dcf77e5d08698783989ff9e4a5975555198698fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3af8224ca8540d11c0d903a3dcf77e5d08698783989ff9e4a5975555198698fb", kill_on_drop: false }`
[INFO] [stdout] 3af8224ca8540d11c0d903a3dcf77e5d08698783989ff9e4a5975555198698fb