[INFO] cloning repository https://github.com/jme/shannon-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jme/shannon-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjme%2Fshannon-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjme%2Fshannon-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 76ba2b0482e1db95551fa0c0bc7e804c6cdc94d8 [INFO] checking jme/shannon-rust against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjme%2Fshannon-rust" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jme/shannon-rust on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jme/shannon-rust [INFO] finished tweaking git repo https://github.com/jme/shannon-rust [INFO] tweaked toml for git repo https://github.com/jme/shannon-rust written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/jme/shannon-rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] error: the lock file /workspace/builds/worker-2/source/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag. [INFO] the lockfile is outdated, regenerating it [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 40b798add99f418597a5685184726244fb2c4e941e5c7255b3084492a7f5b6d1 [INFO] running `Command { std: "docker" "start" "-a" "40b798add99f418597a5685184726244fb2c4e941e5c7255b3084492a7f5b6d1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "40b798add99f418597a5685184726244fb2c4e941e5c7255b3084492a7f5b6d1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "40b798add99f418597a5685184726244fb2c4e941e5c7255b3084492a7f5b6d1", kill_on_drop: false }` [INFO] [stdout] 40b798add99f418597a5685184726244fb2c4e941e5c7255b3084492a7f5b6d1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e5e793af5d591e34e6ea6b1f058075aa1994804a05cc3e95c0c340200123bf7f [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "e5e793af5d591e34e6ea6b1f058075aa1994804a05cc3e95c0c340200123bf7f", kill_on_drop: false }` [INFO] [stderr] Checking shannon v1.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around method argument [INFO] [stdout] --> src/main.rs:86:42 [INFO] [stdout] | [INFO] [stdout] 86 | ... .fold( (0.0 as f64), [INFO] [stdout] | ^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around method argument [INFO] [stdout] --> src/main.rs:91:49 [INFO] [stdout] | [INFO] [stdout] 91 | ... .fold( (0.0 as f64), [INFO] [stdout] | ^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/main.rs:92:66 [INFO] [stdout] | [INFO] [stdout] 92 | ... |a, b| a + fproc((*b as f64), [INFO] [stdout] | ^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around method argument [INFO] [stdout] --> src/main.rs:142:37 [INFO] [stdout] | [INFO] [stdout] 142 | ... .fold( (0.0 as f64), [INFO] [stdout] | ^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/main.rs:143:61 [INFO] [stdout] | [INFO] [stdout] 143 | ... |a, (_, val)| a + fproc((*val as f64), [INFO] [stdout] | ^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around method argument [INFO] [stdout] --> src/main.rs:86:42 [INFO] [stdout] | [INFO] [stdout] 86 | ... .fold( (0.0 as f64), [INFO] [stdout] | ^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around method argument [INFO] [stdout] --> src/main.rs:91:49 [INFO] [stdout] | [INFO] [stdout] 91 | ... .fold( (0.0 as f64), [INFO] [stdout] | ^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/main.rs:92:66 [INFO] [stdout] | [INFO] [stdout] 92 | ... |a, b| a + fproc((*b as f64), [INFO] [stdout] | ^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around method argument [INFO] [stdout] --> src/main.rs:142:37 [INFO] [stdout] | [INFO] [stdout] 142 | ... .fold( (0.0 as f64), [INFO] [stdout] | ^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/main.rs:143:61 [INFO] [stdout] | [INFO] [stdout] 143 | ... |a, (_, val)| a + fproc((*val as f64), [INFO] [stdout] | ^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: floating-point types cannot be used in patterns [INFO] [stdout] --> src/main.rs:69:6 [INFO] [stdout] | [INFO] [stdout] 69 | 0f64 => 0f64, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(illegal_floating_point_literal_pattern)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #41620 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: floating-point types cannot be used in patterns [INFO] [stdout] --> src/main.rs:69:6 [INFO] [stdout] | [INFO] [stdout] 69 | 0f64 => 0f64, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #41620 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: floating-point types cannot be used in patterns [INFO] [stdout] --> src/main.rs:69:6 [INFO] [stdout] | [INFO] [stdout] 69 | 0f64 => 0f64, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(illegal_floating_point_literal_pattern)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #41620 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: floating-point types cannot be used in patterns [INFO] [stdout] --> src/main.rs:69:6 [INFO] [stdout] | [INFO] [stdout] 69 | 0f64 => 0f64, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #41620 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.41s [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "e5e793af5d591e34e6ea6b1f058075aa1994804a05cc3e95c0c340200123bf7f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e5e793af5d591e34e6ea6b1f058075aa1994804a05cc3e95c0c340200123bf7f", kill_on_drop: false }` [INFO] [stdout] e5e793af5d591e34e6ea6b1f058075aa1994804a05cc3e95c0c340200123bf7f