[INFO] cloning repository https://github.com/supdrewin/algorithm20-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/supdrewin/algorithm20-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsupdrewin%2Falgorithm20-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsupdrewin%2Falgorithm20-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 03ce6b3f4c5690e05227838d1796ec2d35bfd047
[INFO] building supdrewin/algorithm20-rs against try#3bbb5242a8064de4ca3af4036745ddf603ddaa85 for pr-101929
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsupdrewin%2Falgorithm20-rs" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/supdrewin/algorithm20-rs on toolchain 3bbb5242a8064de4ca3af4036745ddf603ddaa85
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bbb5242a8064de4ca3af4036745ddf603ddaa85" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/supdrewin/algorithm20-rs
[INFO] finished tweaking git repo https://github.com/supdrewin/algorithm20-rs
[INFO] tweaked toml for git repo https://github.com/supdrewin/algorithm20-rs written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bbb5242a8064de4ca3af4036745ddf603ddaa85" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bbb5242a8064de4ca3af4036745ddf603ddaa85" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:e92e462e59ac3446a933540fd361ddeb5362c86f92d432d6a560a917a465022e" "/opt/rustwide/cargo-home/bin/cargo" "+3bbb5242a8064de4ca3af4036745ddf603ddaa85" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e383a33295a2211447264f4b5fa7530cf34d8344e42db6b6c7896f54d5a5a217
[INFO] running `Command { std: "docker" "start" "-a" "e383a33295a2211447264f4b5fa7530cf34d8344e42db6b6c7896f54d5a5a217", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e383a33295a2211447264f4b5fa7530cf34d8344e42db6b6c7896f54d5a5a217", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e383a33295a2211447264f4b5fa7530cf34d8344e42db6b6c7896f54d5a5a217", kill_on_drop: false }`
[INFO] [stdout] e383a33295a2211447264f4b5fa7530cf34d8344e42db6b6c7896f54d5a5a217
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:e92e462e59ac3446a933540fd361ddeb5362c86f92d432d6a560a917a465022e" "/opt/rustwide/cargo-home/bin/cargo" "+3bbb5242a8064de4ca3af4036745ddf603ddaa85" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bcbe03fdd2c10e3def84b0273b51238e0dc00f81b27bfa402e9a9173d68b86ee
[INFO] running `Command { std: "docker" "start" "-a" "bcbe03fdd2c10e3def84b0273b51238e0dc00f81b27bfa402e9a9173d68b86ee", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.133
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling treap v0.1.0 (/opt/rustwide/workdir/treap)
[INFO] [stderr]    Compiling try_1 v0.1.0 (/opt/rustwide/workdir/try_1)
[INFO] [stderr]    Compiling try_3 v0.1.0 (/opt/rustwide/workdir/try_3)
[INFO] [stderr]    Compiling leetcode v0.1.0 (/opt/rustwide/workdir/leetcode)
[INFO] [stderr]    Compiling red_black v0.1.0 (/opt/rustwide/workdir/red_black)
[INFO] [stderr]    Compiling chips v0.1.0 (/opt/rustwide/workdir/chips)
[INFO] [stderr]    Compiling home v0.1.0 (/opt/rustwide/workdir/home)
[INFO] [stderr]    Compiling try_6 v0.1.0 (/opt/rustwide/workdir/try_6)
[INFO] [stderr]    Compiling try_2 v0.1.0 (/opt/rustwide/workdir/try_2)
[INFO] [stderr]    Compiling try_4 v0.1.0 (/opt/rustwide/workdir/try_4)
[INFO] [stderr]    Compiling getrandom v0.2.7
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling sort v0.1.0 (/opt/rustwide/workdir/sort)
[INFO] [stderr]     Finished dev [optimized + debuginfo] target(s) in 13.18s
[INFO] running `Command { std: "docker" "inspect" "bcbe03fdd2c10e3def84b0273b51238e0dc00f81b27bfa402e9a9173d68b86ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcbe03fdd2c10e3def84b0273b51238e0dc00f81b27bfa402e9a9173d68b86ee", kill_on_drop: false }`
[INFO] [stdout] bcbe03fdd2c10e3def84b0273b51238e0dc00f81b27bfa402e9a9173d68b86ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:e92e462e59ac3446a933540fd361ddeb5362c86f92d432d6a560a917a465022e" "/opt/rustwide/cargo-home/bin/cargo" "+3bbb5242a8064de4ca3af4036745ddf603ddaa85" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7c5557866a478b3cdf1f336b24aa1284f1cc7e540b6e12fddd076625334d2eb5
[INFO] running `Command { std: "docker" "start" "-a" "7c5557866a478b3cdf1f336b24aa1284f1cc7e540b6e12fddd076625334d2eb5", kill_on_drop: false }`
[INFO] [stderr]    Compiling leetcode v0.1.0 (/opt/rustwide/workdir/leetcode)
[INFO] [stderr]    Compiling chips v0.1.0 (/opt/rustwide/workdir/chips)
[INFO] [stderr]    Compiling treap v0.1.0 (/opt/rustwide/workdir/treap)
[INFO] [stderr]    Compiling red_black v0.1.0 (/opt/rustwide/workdir/red_black)
[INFO] [stderr]    Compiling try_6 v0.1.0 (/opt/rustwide/workdir/try_6)
[INFO] [stderr]    Compiling try_1 v0.1.0 (/opt/rustwide/workdir/try_1)
[INFO] [stderr]    Compiling try_2 v0.1.0 (/opt/rustwide/workdir/try_2)
[INFO] [stderr]    Compiling try_4 v0.1.0 (/opt/rustwide/workdir/try_4)
[INFO] [stderr]    Compiling try_3 v0.1.0 (/opt/rustwide/workdir/try_3)
[INFO] [stderr]    Compiling home v0.1.0 (/opt/rustwide/workdir/home)
[INFO] [stderr]    Compiling sort v0.1.0 (/opt/rustwide/workdir/sort)
[INFO] [stderr] error: could not compile `try_6`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name try_6 --edition=2021 try_6/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,link -C opt-level=3 -C lto=thin -C debuginfo=2 -C debug-assertions=on --test -C metadata=f02b66ee07413c91 -C extra-filename=-f02b66ee07413c91 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `try_4`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name try_4 --edition=2021 try_4/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,link -C opt-level=3 -C lto=thin -C debuginfo=2 -C debug-assertions=on --test -C metadata=dd6afadd8613884f -C extra-filename=-dd6afadd8613884f --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern treap=/opt/rustwide/target/debug/deps/libtreap-8b94ca072b9e6fb2.rlib --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "7c5557866a478b3cdf1f336b24aa1284f1cc7e540b6e12fddd076625334d2eb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c5557866a478b3cdf1f336b24aa1284f1cc7e540b6e12fddd076625334d2eb5", kill_on_drop: false }`
[INFO] [stdout] 7c5557866a478b3cdf1f336b24aa1284f1cc7e540b6e12fddd076625334d2eb5