[INFO] cloning repository https://github.com/Crypto-Spartan/matchmaker [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Crypto-Spartan/matchmaker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCrypto-Spartan%2Fmatchmaker", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCrypto-Spartan%2Fmatchmaker'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3da081442fa73c1c8e136fb37e803b1eadb735dc [INFO] checking Crypto-Spartan/matchmaker against try#3d9fdbff4f377de96b3a51174e7a64086bee9a5c for pr-81477 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCrypto-Spartan%2Fmatchmaker" "/workspace/builds/worker-14/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Crypto-Spartan/matchmaker on toolchain 3d9fdbff4f377de96b3a51174e7a64086bee9a5c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Crypto-Spartan/matchmaker [INFO] finished tweaking git repo https://github.com/Crypto-Spartan/matchmaker [INFO] tweaked toml for git repo https://github.com/Crypto-Spartan/matchmaker written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate git repo https://github.com/Crypto-Spartan/matchmaker already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded itertools v0.10.1 [INFO] [stderr] Downloaded coin_cbc_sys v0.1.1 [INFO] [stderr] Downloaded coin_cbc v0.1.5 [INFO] [stderr] Downloaded good_lp v1.1.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6ad277e2e4abd3af5a60b8ca44ffb9c20e32c8c249c9034c77cd5152b16d0803 [INFO] running `Command { std: "docker" "start" "-a" "6ad277e2e4abd3af5a60b8ca44ffb9c20e32c8c249c9034c77cd5152b16d0803", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6ad277e2e4abd3af5a60b8ca44ffb9c20e32c8c249c9034c77cd5152b16d0803", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6ad277e2e4abd3af5a60b8ca44ffb9c20e32c8c249c9034c77cd5152b16d0803", kill_on_drop: false }` [INFO] [stdout] 6ad277e2e4abd3af5a60b8ca44ffb9c20e32c8c249c9034c77cd5152b16d0803 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b38d74bfa488332a92221676c40f52f0e557640d90a82db309b3bdc2716da6b7 [INFO] running `Command { std: "docker" "start" "-a" "b38d74bfa488332a92221676c40f52f0e557640d90a82db309b3bdc2716da6b7", kill_on_drop: false }` [INFO] [stderr] Checking coin_cbc_sys v0.1.1 [INFO] [stderr] Checking itertools v0.10.1 [INFO] [stderr] Checking coin_cbc v0.1.5 [INFO] [stderr] Checking good_lp v1.1.3 [INFO] [stderr] Checking matchmaker v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `max_team_diff` is never read [INFO] [stdout] --> src/main.rs:127:13 [INFO] [stdout] | [INFO] [stdout] 127 | max_team_diff = 1100; [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: panic message is not a string literal [INFO] [stdout] --> src/main.rs:129:26 [INFO] [stdout] | [INFO] [stdout] 129 | Err(e) => panic!(e) [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panic)]` on by default [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 129 | Err(e) => panic!("{}", e) [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 129 | Err(e) => std::panic::panic_any(e) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `max_team_diff` is never read [INFO] [stdout] --> src/main.rs:127:13 [INFO] [stdout] | [INFO] [stdout] 127 | max_team_diff = 1100; [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: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/main.rs:129:26 [INFO] [stdout] | [INFO] [stdout] 129 | Err(e) => panic!(e) [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panic)]` on by default [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 129 | Err(e) => panic!("{}", e) [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 129 | Err(e) => std::panic::panic_any(e) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.51s [INFO] running `Command { std: "docker" "inspect" "b38d74bfa488332a92221676c40f52f0e557640d90a82db309b3bdc2716da6b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b38d74bfa488332a92221676c40f52f0e557640d90a82db309b3bdc2716da6b7", kill_on_drop: false }` [INFO] [stdout] b38d74bfa488332a92221676c40f52f0e557640d90a82db309b3bdc2716da6b7