[INFO] cloning repository https://github.com/questmaster/rust_sweeper
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/questmaster/rust_sweeper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquestmaster%2Frust_sweeper", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquestmaster%2Frust_sweeper'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b27667c96983eb22d36bab24112866bd3a66a6a3
[INFO] testing questmaster/rust_sweeper against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquestmaster%2Frust_sweeper" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/questmaster/rust_sweeper on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/questmaster/rust_sweeper
[INFO] finished tweaking git repo https://github.com/questmaster/rust_sweeper
[INFO] tweaked toml for git repo https://github.com/questmaster/rust_sweeper written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/questmaster/rust_sweeper already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sdl2-sys v0.34.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e4a991f8adf2b7993d0386ed1b3c470462e7b9444ae11623ccdbe4598df497a5
[INFO] running `Command { std: "docker" "start" "-a" "e4a991f8adf2b7993d0386ed1b3c470462e7b9444ae11623ccdbe4598df497a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e4a991f8adf2b7993d0386ed1b3c470462e7b9444ae11623ccdbe4598df497a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4a991f8adf2b7993d0386ed1b3c470462e7b9444ae11623ccdbe4598df497a5", kill_on_drop: false }`
[INFO] [stdout] e4a991f8adf2b7993d0386ed1b3c470462e7b9444ae11623ccdbe4598df497a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6a3df10a63b7401ba86d6a26d921de958e8401a02e6db4e06ee46ddd9dea2eab
[INFO] running `Command { std: "docker" "start" "-a" "6a3df10a63b7401ba86d6a26d921de958e8401a02e6db4e06ee46ddd9dea2eab", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling version-compare v0.0.10
[INFO] [stderr]    Compiling sdl2 v0.34.3
[INFO] [stderr]    Compiling rust_sweeper v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling sdl2-sys v0.34.4
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling structopt v0.3.21
[INFO] [stdout] warning: unused import: `Point`
[INFO] [stdout]  --> src/game_area_ui/sdl_ui.rs:8:18
[INFO] [stdout]   |
[INFO] [stdout] 8 | use sdl2::rect::{Point, Rect};
[INFO] [stdout]   |                  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `x` is never read
[INFO] [stdout]   --> src/lib.rs:39:17
[INFO] [stdout]    |
[INFO] [stdout] 39 |         let mut x = 0usize;
[INFO] [stdout]    |                 ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `y` is never read
[INFO] [stdout]   --> src/lib.rs:40:17
[INFO] [stdout]    |
[INFO] [stdout] 40 |         let mut y = 0usize;
[INFO] [stdout]    |                 ^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/game_area_ui/sdl_ui.rs:247:14
[INFO] [stdout]     |
[INFO] [stdout] 247 |         let (x, y) = (0usize, 0usize);
[INFO] [stdout]     |              ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]    --> src/game_area_ui/sdl_ui.rs:247:17
[INFO] [stdout]     |
[INFO] [stdout] 247 |         let (x, y) = (0usize, 0usize);
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `unload_all`
[INFO] [stdout]   --> src/game_area_ui/sdl_ui.rs:56:8
[INFO] [stdout]    |
[INFO] [stdout] 56 |     fn unload_all(&mut self) {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/game_area_ui/sdl_ui.rs:212:17
[INFO] [stdout]     |
[INFO] [stdout] 212 |                 canvas.draw_rects(&rect);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-m64" "/opt/rustwide/target/debug/deps/rust_sweeper-ec173ee02fd1fad3.rust_sweeper.3d1bd3c0-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/rust_sweeper-ec173ee02fd1fad3.rust_sweeper.3d1bd3c0-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/rust_sweeper-ec173ee02fd1fad3.rust_sweeper.3d1bd3c0-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/rust_sweeper-ec173ee02fd1fad3.rust_sweeper.3d1bd3c0-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/rust_sweeper-ec173ee02fd1fad3.rust_sweeper.3d1bd3c0-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/rust_sweeper-ec173ee02fd1fad3.rust_sweeper.3d1bd3c0-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/rust_sweeper-ec173ee02fd1fad3.rust_sweeper.3d1bd3c0-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/rust_sweeper-ec173ee02fd1fad3.rust_sweeper.3d1bd3c0-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/rust_sweeper-ec173ee02fd1fad3.rust_sweeper.3d1bd3c0-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/rust_sweeper-ec173ee02fd1fad3.rust_sweeper.3d1bd3c0-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/rust_sweeper-ec173ee02fd1fad3.rust_sweeper.3d1bd3c0-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/rust_sweeper-ec173ee02fd1fad3.rust_sweeper.3d1bd3c0-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/rust_sweeper-ec173ee02fd1fad3.rust_sweeper.3d1bd3c0-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/rust_sweeper-ec173ee02fd1fad3.rust_sweeper.3d1bd3c0-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/rust_sweeper-ec173ee02fd1fad3.rust_sweeper.3d1bd3c0-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/rust_sweeper-ec173ee02fd1fad3.rust_sweeper.3d1bd3c0-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/rust_sweeper-ec173ee02fd1fad3.1hvwlfusx3bv92em.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libstructopt-d776df673c946b6c.rlib" "/opt/rustwide/target/debug/deps/libclap-0ab3c635fe4d117d.rlib" "/opt/rustwide/target/debug/deps/libvec_map-97ca52e148358cd3.rlib" "/opt/rustwide/target/debug/deps/libtextwrap-678d5d865513eebc.rlib" "/opt/rustwide/target/debug/deps/libunicode_width-58fa4f49044d3e0e.rlib" "/opt/rustwide/target/debug/deps/libstrsim-4124e514b7a4f703.rlib" "/opt/rustwide/target/debug/deps/libatty-e26668fce0e34f34.rlib" "/opt/rustwide/target/debug/deps/libansi_term-bd7b8ca88b2cc3f8.rlib" "/opt/rustwide/target/debug/deps/librust_sweeper-a9a5ea110e10acc2.rlib" "/opt/rustwide/target/debug/deps/libsdl2-81dc405e342473b9.rlib" "/opt/rustwide/target/debug/deps/libsdl2_sys-e3e47272e94ad01e.rlib" "/opt/rustwide/target/debug/deps/libbitflags-603a79344a96ee73.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-f67718dd40129317.rlib" "/opt/rustwide/target/debug/deps/librand-c48e0b3823906686.rlib" "/opt/rustwide/target/debug/deps/librand_chacha-ac350b62299e3602.rlib" "/opt/rustwide/target/debug/deps/libppv_lite86-82bdeb907cc2ed56.rlib" "/opt/rustwide/target/debug/deps/librand_core-53ef63914e1a1036.rlib" "/opt/rustwide/target/debug/deps/libgetrandom-d1642019be296416.rlib" "/opt/rustwide/target/debug/deps/liblibc-292556879ad16416.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-477585129feec44c.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-9c44f1fe63de3edb.rlib" "/opt/rustwide/rustup-home/toolchains/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-5dfdbb680ac299a1.rlib" "/opt/rustwide/rustup-home/toolchains/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-353beaf877db2fdf.rlib" "/opt/rustwide/rustup-home/toolchains/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-cd4abd33332d2d3f.rlib" "/opt/rustwide/rustup-home/toolchains/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-3b908b5b50ddd80c.rlib" "/opt/rustwide/rustup-home/toolchains/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-9cafd3521b5532d3.rlib" "/opt/rustwide/rustup-home/toolchains/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-7b0935832903a9ac.rlib" "/opt/rustwide/rustup-home/toolchains/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-8a349b13d67c76e3.rlib" "/opt/rustwide/rustup-home/toolchains/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-9d41e7cb09eafd8e.rlib" "/opt/rustwide/rustup-home/toolchains/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-095194fedb4c0ec4.rlib" "/opt/rustwide/rustup-home/toolchains/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-968cf83f088269ec.rlib" "/opt/rustwide/rustup-home/toolchains/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-e63bbb95a6beff5c.rlib" "/opt/rustwide/rustup-home/toolchains/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-9f216e67c2916fa5.rlib" "/opt/rustwide/rustup-home/toolchains/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-4688b763605c6a0e.rlib" "/opt/rustwide/rustup-home/toolchains/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-a9b2dc3244289321.rlib" "/opt/rustwide/rustup-home/toolchains/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-52d5241975807511.rlib" "/opt/rustwide/rustup-home/toolchains/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-9924c22ae1efcf66.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-003d83a588984e1f.rlib" "-Wl,-Bdynamic" "-lSDL2" "-lSDL2_ttf" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/rust_sweeper-ec173ee02fd1fad3" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -lSDL2_ttf
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust_sweeper` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "6a3df10a63b7401ba86d6a26d921de958e8401a02e6db4e06ee46ddd9dea2eab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a3df10a63b7401ba86d6a26d921de958e8401a02e6db4e06ee46ddd9dea2eab", kill_on_drop: false }`
[INFO] [stdout] 6a3df10a63b7401ba86d6a26d921de958e8401a02e6db4e06ee46ddd9dea2eab