[INFO] cloning repository https://github.com/jsdw/seating-arrangement [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jsdw/seating-arrangement" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjsdw%2Fseating-arrangement", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjsdw%2Fseating-arrangement'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a6692e7ba424e7160b8c37c2471de225ac79bef5 [INFO] testing jsdw/seating-arrangement against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjsdw%2Fseating-arrangement" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/jsdw/seating-arrangement [INFO] finished tweaking git repo https://github.com/jsdw/seating-arrangement [INFO] tweaked toml for git repo https://github.com/jsdw/seating-arrangement written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/jsdw/seating-arrangement on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/jsdw/seating-arrangement 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded ctrlc v3.1.3 [INFO] [stderr] Downloaded cc v1.0.40 [INFO] [stderr] Downloaded rand_core v0.5.0 [INFO] [stderr] Downloaded structopt-derive v0.2.18 [INFO] [stderr] Downloaded structopt v0.2.18 [INFO] [stderr] Downloaded bstr v0.2.7 [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d377022023e3cdcdb4f69b5b6b3cc99a106f5f8c712c89fa78446695efe28930 [INFO] running `Command { std: "docker" "start" "-a" "d377022023e3cdcdb4f69b5b6b3cc99a106f5f8c712c89fa78446695efe28930", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d377022023e3cdcdb4f69b5b6b3cc99a106f5f8c712c89fa78446695efe28930", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d377022023e3cdcdb4f69b5b6b3cc99a106f5f8c712c89fa78446695efe28930", kill_on_drop: false }` [INFO] [stdout] d377022023e3cdcdb4f69b5b6b3cc99a106f5f8c712c89fa78446695efe28930 [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 27c76b1ec098c64a42071f2aa4a1ac8a32f105ea26582c8f69c42f6480a8cf6f [INFO] running `Command { std: "docker" "start" "-a" "27c76b1ec098c64a42071f2aa4a1ac8a32f105ea26582c8f69c42f6480a8cf6f", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Compiling cfg-if v0.1.9 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling bitflags v1.1.0 [INFO] [stderr] Compiling lazy_static v1.3.0 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling getrandom v0.1.11 [INFO] [stderr] Compiling serde v1.0.99 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Compiling unicode-width v0.1.5 [INFO] [stderr] Compiling unicode-segmentation v1.3.0 [INFO] [stderr] Compiling ryu v1.0.0 [INFO] [stderr] Compiling ppv-lite86 v0.2.5 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling either v1.5.2 [INFO] [stderr] Compiling itoa v0.4.4 [INFO] [stderr] Compiling itertools v0.8.0 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling regex-automata v0.1.8 [INFO] [stderr] Compiling c2-chacha v0.2.2 [INFO] [stderr] Compiling atty v0.2.13 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling rand_core v0.5.0 [INFO] [stderr] Compiling csv-core v0.1.6 [INFO] [stderr] Compiling rand_chacha v0.2.1 [INFO] [stderr] Compiling rand v0.7.0 [INFO] [stderr] Compiling structopt-derive v0.2.18 [INFO] [stderr] Compiling bstr v0.2.7 [INFO] [stderr] Compiling ctrlc v3.1.3 [INFO] [stderr] Compiling csv v1.1.1 [INFO] [stderr] Compiling structopt v0.2.18 [INFO] [stderr] Compiling seating-arrangement v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: method `individual_cost` is never used [INFO] [stdout] --> src/cost.rs:35:12 [INFO] [stdout] | [INFO] [stdout] 10 | impl Option> Cost { [INFO] [stdout] | ------------------------------------------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 35 | pub fn individual_cost(&self, seats: &Seats<'_,T>, index: usize) -> isize { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `cost_of_move` is never used [INFO] [stdout] --> src/search.rs:113:12 [INFO] [stdout] | [INFO] [stdout] 96 | impl Move { [INFO] [stdout] | --------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 113 | pub fn cost_of_move<'t,F>(&self, seats: &mut Seats<'t,Id>, cost: &Cost) -> isize where F: Fn(&Id,&Id) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.99s [INFO] running `Command { std: "docker" "inspect" "27c76b1ec098c64a42071f2aa4a1ac8a32f105ea26582c8f69c42f6480a8cf6f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "27c76b1ec098c64a42071f2aa4a1ac8a32f105ea26582c8f69c42f6480a8cf6f", kill_on_drop: false }` [INFO] [stdout] 27c76b1ec098c64a42071f2aa4a1ac8a32f105ea26582c8f69c42f6480a8cf6f [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] f581d071c0ecce0acdf2f7b5416e6dc122c59dbd8ec712d80b7575b73d6b211c [INFO] running `Command { std: "docker" "start" "-a" "f581d071c0ecce0acdf2f7b5416e6dc122c59dbd8ec712d80b7575b73d6b211c", kill_on_drop: false }` [INFO] [stderr] Compiling seating-arrangement v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: method `individual_cost` is never used [INFO] [stdout] --> src/cost.rs:35:12 [INFO] [stdout] | [INFO] [stdout] 10 | impl Option> Cost { [INFO] [stdout] | ------------------------------------------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 35 | pub fn individual_cost(&self, seats: &Seats<'_,T>, index: usize) -> isize { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `cost_of_move` is never used [INFO] [stdout] --> src/search.rs:113:12 [INFO] [stdout] | [INFO] [stdout] 96 | impl Move { [INFO] [stdout] | --------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 113 | pub fn cost_of_move<'t,F>(&self, seats: &mut Seats<'t,Id>, cost: &Cost) -> isize where F: Fn(&Id,&Id) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.55s [INFO] running `Command { std: "docker" "inspect" "f581d071c0ecce0acdf2f7b5416e6dc122c59dbd8ec712d80b7575b73d6b211c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f581d071c0ecce0acdf2f7b5416e6dc122c59dbd8ec712d80b7575b73d6b211c", kill_on_drop: false }` [INFO] [stdout] f581d071c0ecce0acdf2f7b5416e6dc122c59dbd8ec712d80b7575b73d6b211c [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 7f94615ee365d1a952b04d0d28b181d4e6f6f78535a85e34b00df4c7a1c51ae5 [INFO] running `Command { std: "docker" "start" "-a" "7f94615ee365d1a952b04d0d28b181d4e6f6f78535a85e34b00df4c7a1c51ae5", kill_on_drop: false }` [INFO] [stderr] warning: method `individual_cost` is never used [INFO] [stderr] --> src/cost.rs:35:12 [INFO] [stderr] | [INFO] [stderr] 10 | impl Option> Cost { [INFO] [stderr] | ------------------------------------------------------- method in this implementation [INFO] [stderr] ... [INFO] [stderr] 35 | pub fn individual_cost(&self, seats: &Seats<'_,T>, index: usize) -> isize { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method `cost_of_move` is never used [INFO] [stderr] --> src/search.rs:113:12 [INFO] [stderr] | [INFO] [stderr] 96 | impl Move { [INFO] [stderr] | --------- method in this implementation [INFO] [stderr] ... [INFO] [stderr] 113 | pub fn cost_of_move<'t,F>(&self, seats: &mut Seats<'t,Id>, cost: &Cost) -> isize where F: Fn(&Id,&Id) -> Option { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `seating-arrangement` (bin "seating-arrangement" test) generated 2 warnings [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/seating_arrangement-b69e1475929a3141) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "7f94615ee365d1a952b04d0d28b181d4e6f6f78535a85e34b00df4c7a1c51ae5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7f94615ee365d1a952b04d0d28b181d4e6f6f78535a85e34b00df4c7a1c51ae5", kill_on_drop: false }` [INFO] [stdout] 7f94615ee365d1a952b04d0d28b181d4e6f6f78535a85e34b00df4c7a1c51ae5