[INFO] cloning repository https://github.com/mtn/silver [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mtn/silver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmtn%2Fsilver", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmtn%2Fsilver'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 895c666723d96cf42655ef713ff9893b25f10b3c [INFO] checking mtn/silver against try#894d32a5432c6a6461bb2aac7c3d5f2e87dce83f for pr-77015 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmtn%2Fsilver" "/workspace/builds/worker-1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mtn/silver on toolchain 894d32a5432c6a6461bb2aac7c3d5f2e87dce83f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/mtn/silver [INFO] finished tweaking git repo https://github.com/mtn/silver [INFO] tweaked toml for git repo https://github.com/mtn/silver written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/mtn/silver already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "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] da9e9489ba3176c9deaf2b11d1074fe17516be7860585be2b145278bcea426df [INFO] running `Command { std: "docker" "start" "-a" "da9e9489ba3176c9deaf2b11d1074fe17516be7860585be2b145278bcea426df", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "da9e9489ba3176c9deaf2b11d1074fe17516be7860585be2b145278bcea426df", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "da9e9489ba3176c9deaf2b11d1074fe17516be7860585be2b145278bcea426df", kill_on_drop: false }` [INFO] [stdout] da9e9489ba3176c9deaf2b11d1074fe17516be7860585be2b145278bcea426df [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2c2f6e84b3790e70b7eb66735294632e11e213e1f0731f3ed3e4fab525e111bf [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" "2c2f6e84b3790e70b7eb66735294632e11e213e1f0731f3ed3e4fab525e111bf", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking silver v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/lexer.rs:72:16 [INFO] [stdout] | [INFO] [stdout] 72 | '0'...'9' => self.read_number(), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/lexer.rs:73:16 [INFO] [stdout] | [INFO] [stdout] 73 | 'a'...'z' | '_' => self.read_identifier(), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/lexer.rs:97:16 [INFO] [stdout] | [INFO] [stdout] 97 | '0'...'9' | 'a'...'z' | 'A'...'Z' => true, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/lexer.rs:97:28 [INFO] [stdout] | [INFO] [stdout] 97 | '0'...'9' | 'a'...'z' | 'A'...'Z' => true, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/lexer.rs:97:40 [INFO] [stdout] | [INFO] [stdout] 97 | '0'...'9' | 'a'...'z' | 'A'...'Z' => true, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/lexer.rs:113:20 [INFO] [stdout] | [INFO] [stdout] 113 | '0'...'9' => digits.push(self.input[self.ind + i]), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/lexer.rs:72:16 [INFO] [stdout] | [INFO] [stdout] 72 | '0'...'9' => self.read_number(), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/lexer.rs:73:16 [INFO] [stdout] | [INFO] [stdout] 73 | 'a'...'z' | '_' => self.read_identifier(), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/lexer.rs:97:16 [INFO] [stdout] | [INFO] [stdout] 97 | '0'...'9' | 'a'...'z' | 'A'...'Z' => true, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/lexer.rs:97:28 [INFO] [stdout] | [INFO] [stdout] 97 | '0'...'9' | 'a'...'z' | 'A'...'Z' => true, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/lexer.rs:97:40 [INFO] [stdout] | [INFO] [stdout] 97 | '0'...'9' | 'a'...'z' | 'A'...'Z' => true, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/lexer.rs:113:20 [INFO] [stdout] | [INFO] [stdout] 113 | '0'...'9' => digits.push(self.input[self.ind + i]), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parser.rs:331:13 [INFO] [stdout] | [INFO] [stdout] 331 | let mut lexer = lexer::Lexer::new(inp); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parser.rs:344:13 [INFO] [stdout] | [INFO] [stdout] 344 | let mut lexer = lexer::Lexer::new(inp); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parser.rs:366:13 [INFO] [stdout] | [INFO] [stdout] 366 | let mut lexer = lexer::Lexer::new(inp); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parser.rs:385:13 [INFO] [stdout] | [INFO] [stdout] 385 | let mut lexer = lexer::Lexer::new(inp); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parser.rs:406:13 [INFO] [stdout] | [INFO] [stdout] 406 | let mut lexer = lexer::Lexer::new(inp); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parser.rs:430:13 [INFO] [stdout] | [INFO] [stdout] 430 | let mut lexer = lexer::Lexer::new(inp); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parser.rs:451:13 [INFO] [stdout] | [INFO] [stdout] 451 | let mut lexer = lexer::Lexer::new(inp); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parser.rs:487:13 [INFO] [stdout] | [INFO] [stdout] 487 | let mut lexer = lexer::Lexer::new(inp); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.47s [INFO] running `Command { std: "docker" "inspect" "2c2f6e84b3790e70b7eb66735294632e11e213e1f0731f3ed3e4fab525e111bf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2c2f6e84b3790e70b7eb66735294632e11e213e1f0731f3ed3e4fab525e111bf", kill_on_drop: false }` [INFO] [stdout] 2c2f6e84b3790e70b7eb66735294632e11e213e1f0731f3ed3e4fab525e111bf