[INFO] cloning repository https://github.com/jswrenn/gulog [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jswrenn/gulog" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjswrenn%2Fgulog", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjswrenn%2Fgulog'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b90cdeb4aa9446fd50ae2013c4ee9969f7cab3a4 [INFO] testing jswrenn/gulog against 1.45.2 for beta-1.46-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjswrenn%2Fgulog" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jswrenn/gulog on toolchain 1.45.2 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jswrenn/gulog [INFO] finished tweaking git repo https://github.com/jswrenn/gulog [INFO] tweaked toml for git repo https://github.com/jswrenn/gulog written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/jswrenn/gulog already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4eb519cc575a9c35ca2226210057048f84c24c4eb9852a6747df139339308383 [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" "4eb519cc575a9c35ca2226210057048f84c24c4eb9852a6747df139339308383", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4eb519cc575a9c35ca2226210057048f84c24c4eb9852a6747df139339308383", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4eb519cc575a9c35ca2226210057048f84c24c4eb9852a6747df139339308383", kill_on_drop: false }` [INFO] [stdout] 4eb519cc575a9c35ca2226210057048f84c24c4eb9852a6747df139339308383 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", 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] 02885c4c9a56b1ab1292a577ddafc3566be562c95f7ff17b80a7e4aee2e064fa [INFO] running `Command { std: "docker" "start" "-a" "02885c4c9a56b1ab1292a577ddafc3566be562c95f7ff17b80a7e4aee2e064fa", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling gulog v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/main.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(collections)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/main.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(core)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/main.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | #![feature(non_ascii_idents)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: identifier contains uncommon Unicode codepoints [INFO] [stdout] --> src/main.rs:97:36 [INFO] [stdout] | [INFO] [stdout] 97 | (Term::Structure(Structure(functorₛ, termsₛ)), [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(uncommon_codepoints)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: identifier contains uncommon Unicode codepoints [INFO] [stdout] --> src/main.rs:97:46 [INFO] [stdout] | [INFO] [stdout] 97 | (Term::Structure(Structure(functorₛ, termsₛ)), [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: identifier contains uncommon Unicode codepoints [INFO] [stdout] --> src/main.rs:98:36 [INFO] [stdout] | [INFO] [stdout] 98 | Term::Structure(Structure(functorₜ, termsₜ))) => [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: identifier contains uncommon Unicode codepoints [INFO] [stdout] --> src/main.rs:98:46 [INFO] [stdout] | [INFO] [stdout] 98 | Term::Structure(Structure(functorₜ, termsₜ))) => [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: identifier contains uncommon Unicode codepoints [INFO] [stdout] --> src/main.rs:100:16 [INFO] [stdout] | [INFO] [stdout] 100 | if functorₛ == functorₜ && termsₛ.len() == termsₜ.len() { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: identifier contains uncommon Unicode codepoints [INFO] [stdout] --> src/main.rs:100:28 [INFO] [stdout] | [INFO] [stdout] 100 | if functorₛ == functorₜ && termsₛ.len() == termsₜ.len() { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: identifier contains uncommon Unicode codepoints [INFO] [stdout] --> src/main.rs:100:40 [INFO] [stdout] | [INFO] [stdout] 100 | if functorₛ == functorₜ && termsₛ.len() == termsₜ.len() { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: identifier contains uncommon Unicode codepoints [INFO] [stdout] --> src/main.rs:100:56 [INFO] [stdout] | [INFO] [stdout] 100 | if functorₛ == functorₜ && termsₛ.len() == termsₜ.len() { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: identifier contains uncommon Unicode codepoints [INFO] [stdout] --> src/main.rs:104:22 [INFO] [stdout] | [INFO] [stdout] 104 | for (termₛ,termₜ) in zip!(termsₛ,termsₜ) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: identifier contains uncommon Unicode codepoints [INFO] [stdout] --> src/main.rs:104:28 [INFO] [stdout] | [INFO] [stdout] 104 | for (termₛ,termₜ) in zip!(termsₛ,termsₜ) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: identifier contains uncommon Unicode codepoints [INFO] [stdout] --> src/main.rs:104:43 [INFO] [stdout] | [INFO] [stdout] 104 | for (termₛ,termₜ) in zip!(termsₛ,termsₜ) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: identifier contains uncommon Unicode codepoints [INFO] [stdout] --> src/main.rs:104:50 [INFO] [stdout] | [INFO] [stdout] 104 | for (termₛ,termₜ) in zip!(termsₛ,termsₜ) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: identifier contains uncommon Unicode codepoints [INFO] [stdout] --> src/main.rs:106:25 [INFO] [stdout] | [INFO] [stdout] 106 | let termₛ = apply(&substitutions, &termₛ); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: identifier contains uncommon Unicode codepoints [INFO] [stdout] --> src/main.rs:106:56 [INFO] [stdout] | [INFO] [stdout] 106 | let termₛ = apply(&substitutions, &termₛ); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: identifier contains uncommon Unicode codepoints [INFO] [stdout] --> src/main.rs:107:25 [INFO] [stdout] | [INFO] [stdout] 107 | let termₜ = apply(&substitutions, &termₜ); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: identifier contains uncommon Unicode codepoints [INFO] [stdout] --> src/main.rs:107:56 [INFO] [stdout] | [INFO] [stdout] 107 | let termₜ = apply(&substitutions, &termₜ); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: identifier contains uncommon Unicode codepoints [INFO] [stdout] --> src/main.rs:109:50 [INFO] [stdout] | [INFO] [stdout] 109 | if let Some(unifier) = unify(termₛ,termₜ) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: identifier contains uncommon Unicode codepoints [INFO] [stdout] --> src/main.rs:109:56 [INFO] [stdout] | [INFO] [stdout] 109 | if let Some(unifier) = unify(termₛ,termₜ) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `push_all` found for struct `std::vec::Vec<(Variable, Term)>` in the current scope [INFO] [stdout] --> src/main.rs:110:39 [INFO] [stdout] | [INFO] [stdout] 110 | substitutions.push_all(&unifier[..]) [INFO] [stdout] | ^^^^^^^^ method not found in `std::vec::Vec<(Variable, Term)>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors; 18 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0554, E0599. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: could not compile `gulog`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `Command { std: "docker" "inspect" "02885c4c9a56b1ab1292a577ddafc3566be562c95f7ff17b80a7e4aee2e064fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "02885c4c9a56b1ab1292a577ddafc3566be562c95f7ff17b80a7e4aee2e064fa", kill_on_drop: false }` [INFO] [stdout] 02885c4c9a56b1ab1292a577ddafc3566be562c95f7ff17b80a7e4aee2e064fa