[INFO] cloning repository https://github.com/loloof64/FindingOperations
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/loloof64/FindingOperations" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Floloof64%2FFindingOperations", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Floloof64%2FFindingOperations'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3e8b10a4cf8fdd8a06e14b0ea15cbd0aaccb5008
[INFO] checking loloof64/FindingOperations/3e8b10a4cf8fdd8a06e14b0ea15cbd0aaccb5008 against master#092a284ba0421695f2032c947765429fd7095796 for pr-139763
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Floloof64%2FFindingOperations" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/loloof64/FindingOperations on toolchain 092a284ba0421695f2032c947765429fd7095796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+092a284ba0421695f2032c947765429fd7095796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/loloof64/FindingOperations
[INFO] finished tweaking git repo https://github.com/loloof64/FindingOperations
[INFO] tweaked toml for git repo https://github.com/loloof64/FindingOperations written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/loloof64/FindingOperations 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" "+092a284ba0421695f2032c947765429fd7095796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded relm v0.19.0
[INFO] [stderr]   Downloaded relm-derive v0.19.0
[INFO] [stderr]   Downloaded pango-sys v0.9.1
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[INFO] [stderr]   Downloaded atk-sys v0.9.1
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[INFO] [stderr]   Downloaded atk v0.8.0
[INFO] [stderr]   Downloaded glib-sys v0.9.1
[INFO] [stderr]   Downloaded gdk v0.12.1
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[INFO] [stderr]   Downloaded glib v0.9.2
[INFO] [stderr]   Downloaded gio v0.8.1
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[INFO] [stderr]   Downloaded gtk v0.8.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+092a284ba0421695f2032c947765429fd7095796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0d46737ba186301948a07858397b0259eef9698ff248a0ce363c679e96e7788a
[INFO] running `Command { std: "docker" "start" "-a" "0d46737ba186301948a07858397b0259eef9698ff248a0ce363c679e96e7788a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0d46737ba186301948a07858397b0259eef9698ff248a0ce363c679e96e7788a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d46737ba186301948a07858397b0259eef9698ff248a0ce363c679e96e7788a", kill_on_drop: false }`
[INFO] [stdout] 0d46737ba186301948a07858397b0259eef9698ff248a0ce363c679e96e7788a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+092a284ba0421695f2032c947765429fd7095796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f0bfc66f7756652a749b9b61e01c7cc70a064d31ed7dcbc29631e9191228e931
[INFO] running `Command { std: "docker" "start" "-a" "f0bfc66f7756652a749b9b61e01c7cc70a064d31ed7dcbc29631e9191228e931", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling proc-macro-nested v0.1.3
[INFO] [stderr]     Checking futures-core v0.3.4
[INFO] [stderr]     Checking pin-utils v0.1.0-alpha.4
[INFO] [stderr]     Checking futures-task v0.3.4
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling gio v0.8.1
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking futures-io v0.3.4
[INFO] [stderr]    Compiling cairo-rs v0.8.0
[INFO] [stderr]    Compiling pango v0.8.0
[INFO] [stderr]    Compiling gdk-pixbuf v0.8.0
[INFO] [stderr]    Compiling atk v0.8.0
[INFO] [stderr]     Checking unicode-xid v0.1.0
[INFO] [stderr]    Compiling gdk v0.12.1
[INFO] [stderr]     Checking futures-channel v0.3.4
[INFO] [stderr]    Compiling gtk v0.8.1
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling glib-sys v0.9.1
[INFO] [stderr]    Compiling gobject-sys v0.9.1
[INFO] [stderr]    Compiling gio-sys v0.9.1
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.9.1
[INFO] [stderr]    Compiling pango-sys v0.9.1
[INFO] [stderr]    Compiling cairo-sys-rs v0.9.2
[INFO] [stderr]    Compiling gdk-sys v0.9.1
[INFO] [stderr]    Compiling atk-sys v0.9.1
[INFO] [stderr]    Compiling gtk-sys v0.9.2
[INFO] [stderr]     Checking quote v0.6.13
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]    Compiling relm-derive v0.19.0
[INFO] [stderr]     Checking futures-executor v0.3.4
[INFO] [stderr]     Checking glib v0.9.2
[INFO] [stderr]     Checking relm v0.19.0
[INFO] [stderr]     Checking finding_operation v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `solutions` is never read
[INFO] [stdout]    --> src/gui.rs:150:5
[INFO] [stdout]     |
[INFO] [stdout] 149 | pub struct SolutionModel {
[INFO] [stdout]     |            ------------- field in this struct
[INFO] [stdout] 150 |     solutions: Vec<Solution>,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/solver/types.rs:132:12
[INFO] [stdout]     |
[INFO] [stdout] 131 | impl Solution {
[INFO] [stdout]     | ------------- associated function in this implementation
[INFO] [stdout] 132 |     pub fn new(operations: Vec<Operation>) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `solutions` is never read
[INFO] [stdout]    --> src/gui.rs:150:5
[INFO] [stdout]     |
[INFO] [stdout] 149 | pub struct SolutionModel {
[INFO] [stdout]     |            ------------- field in this struct
[INFO] [stdout] 150 |     solutions: Vec<Solution>,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 43.07s
[INFO] running `Command { std: "docker" "inspect" "f0bfc66f7756652a749b9b61e01c7cc70a064d31ed7dcbc29631e9191228e931", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0bfc66f7756652a749b9b61e01c7cc70a064d31ed7dcbc29631e9191228e931", kill_on_drop: false }`
[INFO] [stdout] f0bfc66f7756652a749b9b61e01c7cc70a064d31ed7dcbc29631e9191228e931