[INFO] cloning repository https://github.com/Team-Zinc/Hydrogen [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Team-Zinc/Hydrogen" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTeam-Zinc%2FHydrogen", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTeam-Zinc%2FHydrogen'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 42686b9eedcfac05f94a45893e6b82d6ce4d01cf [INFO] checking Team-Zinc/Hydrogen against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTeam-Zinc%2FHydrogen" "/workspace/builds/worker-5/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Team-Zinc/Hydrogen on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Team-Zinc/Hydrogen [INFO] finished tweaking git repo https://github.com/Team-Zinc/Hydrogen [INFO] tweaked toml for git repo https://github.com/Team-Zinc/Hydrogen written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/Team-Zinc/Hydrogen already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded exitcode v1.1.2 [INFO] [stderr] Downloaded flame v0.2.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9a729fd285ae75d571a67597b6ea423632ebd528778ac358f38ccde7fd1a9450 [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" "9a729fd285ae75d571a67597b6ea423632ebd528778ac358f38ccde7fd1a9450", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9a729fd285ae75d571a67597b6ea423632ebd528778ac358f38ccde7fd1a9450", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9a729fd285ae75d571a67597b6ea423632ebd528778ac358f38ccde7fd1a9450", kill_on_drop: false }` [INFO] [stdout] 9a729fd285ae75d571a67597b6ea423632ebd528778ac358f38ccde7fd1a9450 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 54684724ddc52a7c4b938fbe54addf29e1ac98d1ebb102c0620725a372dfe9f0 [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" "54684724ddc52a7c4b938fbe54addf29e1ac98d1ebb102c0620725a372dfe9f0", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling syn v1.0.39 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Compiling getrandom v0.1.15 [INFO] [stderr] Checking regex-syntax v0.6.18 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Compiling doc-comment v0.3.3 [INFO] [stderr] Checking inflections v1.1.1 [INFO] [stderr] Checking exitcode v1.1.2 [INFO] [stderr] Compiling memoffset v0.5.5 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling rayon v1.4.0 [INFO] [stderr] Checking yaml-rust v0.4.4 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking terminal_size v0.1.13 [INFO] [stderr] Checking termios v0.3.2 [INFO] [stderr] Checking thread-id v3.3.0 [INFO] [stderr] Checking crossbeam-utils v0.7.2 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking colored v1.9.3 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking crossbeam-channel v0.4.3 [INFO] [stderr] Checking fern v0.5.9 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking rayon-core v1.8.0 [INFO] [stderr] Checking regex v1.3.9 [INFO] [stderr] Checking tempfile v3.1.0 [INFO] [stderr] Checking console v0.11.3 [INFO] [stderr] Checking console v0.12.0 [INFO] [stderr] Checking dialoguer v0.6.2 [INFO] [stderr] Checking indicatif v0.15.0 [INFO] [stderr] Compiling serde_derive v1.0.115 [INFO] [stderr] Compiling snafu-derive v0.6.8 [INFO] [stderr] Compiling structopt-derive v0.4.10 [INFO] [stderr] Checking structopt v0.3.17 [INFO] [stderr] Checking snafu v0.6.8 [INFO] [stderr] Checking serde v1.0.115 [INFO] [stderr] Checking serde_json v1.0.57 [INFO] [stderr] Checking serde_yaml v0.8.13 [INFO] [stderr] Checking flame v0.2.2 [INFO] [stderr] Checking hy v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `inflections::case` [INFO] [stdout] --> src/policy/policies/style.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use inflections::case; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `inflections::case` [INFO] [stdout] --> src/policy/policies/style.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use inflections::case; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `parse_from_str` [INFO] [stdout] --> src/project.rs:19:12 [INFO] [stdout] | [INFO] [stdout] 19 | pub fn parse_from_str<'a>(&mut self, s: &str) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `find_root` [INFO] [stdout] --> src/project.rs:33:8 [INFO] [stdout] | [INFO] [stdout] 33 | pub fn find_root<'a>() -> Option<&'a str> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `PolicyExample` [INFO] [stdout] --> src/policy.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | pub struct PolicyExample<'a> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Policy` [INFO] [stdout] --> src/policy.rs:7:12 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct Policy<'a> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `INVALID_NAME` [INFO] [stdout] --> src/policy/policies/style.rs:4:1 [INFO] [stdout] | [INFO] [stdout] 4 | / pub const INVALID_NAME: super::super::Policy = super::super::Policy { [INFO] [stdout] 5 | | important: false, [INFO] [stdout] 6 | | [INFO] [stdout] 7 | | name: "Invalid name", [INFO] [stdout] ... | [INFO] [stdout] 18 | | }, */ [INFO] [stdout] 19 | | }; [INFO] [stdout] | |__^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `EMPTY_NAME` [INFO] [stdout] --> src/policy/policies/basic.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | / pub const EMPTY_NAME: super::super::Policy = super::super::Policy { [INFO] [stdout] 4 | | important: true, [INFO] [stdout] 5 | | [INFO] [stdout] 6 | | name: "Empty Name", [INFO] [stdout] ... | [INFO] [stdout] 17 | | }, */ [INFO] [stdout] 18 | | }; [INFO] [stdout] | |__^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `EMPTY_DESCRIPTION` [INFO] [stdout] --> src/policy/policies/basic.rs:20:1 [INFO] [stdout] | [INFO] [stdout] 20 | / pub const EMPTY_DESCRIPTION: super::super::Policy = super::super::Policy { [INFO] [stdout] 21 | | important: true, [INFO] [stdout] 22 | | [INFO] [stdout] 23 | | name: "Empty Description", [INFO] [stdout] ... | [INFO] [stdout] 34 | | }, */ [INFO] [stdout] 35 | | }; [INFO] [stdout] | |__^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `NO_AUTHORS` [INFO] [stdout] --> src/policy/policies/basic.rs:37:1 [INFO] [stdout] | [INFO] [stdout] 37 | / pub const NO_AUTHORS: super::super::Policy = super::super::Policy { [INFO] [stdout] 38 | | important: false, [INFO] [stdout] 39 | | [INFO] [stdout] 40 | | name: "No authors", [INFO] [stdout] ... | [INFO] [stdout] 51 | | } */ [INFO] [stdout] 52 | | }; [INFO] [stdout] | |__^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `POLICIES` [INFO] [stdout] --> src/policy.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 22 | / pub const POLICIES: [super::Policy; 4] = [INFO] [stdout] 23 | | [style::INVALID_NAME, [INFO] [stdout] 24 | | basic::EMPTY_NAME, [INFO] [stdout] 25 | | basic::EMPTY_DESCRIPTION, [INFO] [stdout] 26 | | basic::NO_AUTHORS]; [INFO] [stdout] | |_______________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `parse_from_str` [INFO] [stdout] --> src/project.rs:19:12 [INFO] [stdout] | [INFO] [stdout] 19 | pub fn parse_from_str<'a>(&mut self, s: &str) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `find_root` [INFO] [stdout] --> src/project.rs:33:8 [INFO] [stdout] | [INFO] [stdout] 33 | pub fn find_root<'a>() -> Option<&'a str> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `PolicyExample` [INFO] [stdout] --> src/policy.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | pub struct PolicyExample<'a> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Policy` [INFO] [stdout] --> src/policy.rs:7:12 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct Policy<'a> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `INVALID_NAME` [INFO] [stdout] --> src/policy/policies/style.rs:4:1 [INFO] [stdout] | [INFO] [stdout] 4 | / pub const INVALID_NAME: super::super::Policy = super::super::Policy { [INFO] [stdout] 5 | | important: false, [INFO] [stdout] 6 | | [INFO] [stdout] 7 | | name: "Invalid name", [INFO] [stdout] ... | [INFO] [stdout] 18 | | }, */ [INFO] [stdout] 19 | | }; [INFO] [stdout] | |__^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `EMPTY_NAME` [INFO] [stdout] --> src/policy/policies/basic.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | / pub const EMPTY_NAME: super::super::Policy = super::super::Policy { [INFO] [stdout] 4 | | important: true, [INFO] [stdout] 5 | | [INFO] [stdout] 6 | | name: "Empty Name", [INFO] [stdout] ... | [INFO] [stdout] 17 | | }, */ [INFO] [stdout] 18 | | }; [INFO] [stdout] | |__^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `EMPTY_DESCRIPTION` [INFO] [stdout] --> src/policy/policies/basic.rs:20:1 [INFO] [stdout] | [INFO] [stdout] 20 | / pub const EMPTY_DESCRIPTION: super::super::Policy = super::super::Policy { [INFO] [stdout] 21 | | important: true, [INFO] [stdout] 22 | | [INFO] [stdout] 23 | | name: "Empty Description", [INFO] [stdout] ... | [INFO] [stdout] 34 | | }, */ [INFO] [stdout] 35 | | }; [INFO] [stdout] | |__^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `NO_AUTHORS` [INFO] [stdout] --> src/policy/policies/basic.rs:37:1 [INFO] [stdout] | [INFO] [stdout] 37 | / pub const NO_AUTHORS: super::super::Policy = super::super::Policy { [INFO] [stdout] 38 | | important: false, [INFO] [stdout] 39 | | [INFO] [stdout] 40 | | name: "No authors", [INFO] [stdout] ... | [INFO] [stdout] 51 | | } */ [INFO] [stdout] 52 | | }; [INFO] [stdout] | |__^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `POLICIES` [INFO] [stdout] --> src/policy.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 22 | / pub const POLICIES: [super::Policy; 4] = [INFO] [stdout] 23 | | [style::INVALID_NAME, [INFO] [stdout] 24 | | basic::EMPTY_NAME, [INFO] [stdout] 25 | | basic::EMPTY_DESCRIPTION, [INFO] [stdout] 26 | | basic::NO_AUTHORS]; [INFO] [stdout] | |_______________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 55.03s [INFO] running `Command { std: "docker" "inspect" "54684724ddc52a7c4b938fbe54addf29e1ac98d1ebb102c0620725a372dfe9f0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "54684724ddc52a7c4b938fbe54addf29e1ac98d1ebb102c0620725a372dfe9f0", kill_on_drop: false }` [INFO] [stdout] 54684724ddc52a7c4b938fbe54addf29e1ac98d1ebb102c0620725a372dfe9f0