[INFO] cloning repository https://github.com/hindenbug/rtstc [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hindenbug/rtstc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhindenbug%2Frtstc", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhindenbug%2Frtstc'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 25f582d234f2b087ba11dce1444a7ca4290386bc [INFO] checking hindenbug/rtstc against master#f9515fdd5aa132e27d9b580a35b27f4b453251c1 for pr-125923 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhindenbug%2Frtstc" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/hindenbug/rtstc on toolchain f9515fdd5aa132e27d9b580a35b27f4b453251c1 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9515fdd5aa132e27d9b580a35b27f4b453251c1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/hindenbug/rtstc [INFO] finished tweaking git repo https://github.com/hindenbug/rtstc [INFO] tweaked toml for git repo https://github.com/hindenbug/rtstc written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/hindenbug/rtstc already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9515fdd5aa132e27d9b580a35b27f4b453251c1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [ERROR] this task or one of its parent failed! [ERROR] no output for 300 seconds [ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace. [INFO] checking hindenbug/rtstc against try#71235522a9cf955f6b7ff56c0bfb2651ecd0180b for pr-125923 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhindenbug%2Frtstc" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/hindenbug/rtstc on toolchain 71235522a9cf955f6b7ff56c0bfb2651ecd0180b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+71235522a9cf955f6b7ff56c0bfb2651ecd0180b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/hindenbug/rtstc [INFO] finished tweaking git repo https://github.com/hindenbug/rtstc [INFO] tweaked toml for git repo https://github.com/hindenbug/rtstc written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/hindenbug/rtstc already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+71235522a9cf955f6b7ff56c0bfb2651ecd0180b" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+71235522a9cf955f6b7ff56c0bfb2651ecd0180b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e21172a4b10e1eb2b82d0fcfe2bf9ec3f40155a9c171ac3c5611a0d13f4974a3 [INFO] running `Command { std: "docker" "start" "-a" "e21172a4b10e1eb2b82d0fcfe2bf9ec3f40155a9c171ac3c5611a0d13f4974a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e21172a4b10e1eb2b82d0fcfe2bf9ec3f40155a9c171ac3c5611a0d13f4974a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e21172a4b10e1eb2b82d0fcfe2bf9ec3f40155a9c171ac3c5611a0d13f4974a3", kill_on_drop: false }` [INFO] [stdout] e21172a4b10e1eb2b82d0fcfe2bf9ec3f40155a9c171ac3c5611a0d13f4974a3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+71235522a9cf955f6b7ff56c0bfb2651ecd0180b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b3c870c8ce05f357d88099bdb7b79b3cf0f3bd30b045f966c125dcc4e762b408 [INFO] running `Command { std: "docker" "start" "-a" "b3c870c8ce05f357d88099bdb7b79b3cf0f3bd30b045f966c125dcc4e762b408", kill_on_drop: false }` [INFO] [stderr] Checking rtstc v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/tokenizer.rs:32:16 [INFO] [stdout] | [INFO] [stdout] 32 | 'a'...'z' | 'A'...'Z' => { [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [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/tokenizer.rs:32:16 [INFO] [stdout] | [INFO] [stdout] 32 | 'a'...'z' | 'A'...'Z' => { [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [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/tokenizer.rs:32:28 [INFO] [stdout] | [INFO] [stdout] 32 | 'a'...'z' | 'A'...'Z' => { [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/tokenizer.rs:32:28 [INFO] [stdout] | [INFO] [stdout] 32 | 'a'...'z' | 'A'...'Z' => { [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/tokenizer.rs:36:32 [INFO] [stdout] | [INFO] [stdout] 36 | while let Some(&'a'...'z') = chars_.clone().peekable().peek() { [INFO] [stdout] | ^^^^^^^^^^ help: use `..=` for an inclusive range: `&('a'..='z')` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/tokenizer.rs:36:32 [INFO] [stdout] | [INFO] [stdout] 36 | while let Some(&'a'...'z') = chars_.clone().peekable().peek() { [INFO] [stdout] | ^^^^^^^^^^ help: use `..=` for an inclusive range: `&('a'..='z')` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/tokenizer.rs:45:16 [INFO] [stdout] | [INFO] [stdout] 45 | '0'...'9' => { [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/tokenizer.rs:45:16 [INFO] [stdout] | [INFO] [stdout] 45 | '0'...'9' => { [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/tokenizer.rs:49:32 [INFO] [stdout] | [INFO] [stdout] 49 | while let Some(&'0'...'9') = chars_.clone().peekable().peek() { [INFO] [stdout] | ^^^^^^^^^^ help: use `..=` for an inclusive range: `&('0'..='9')` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/tokenizer.rs:49:32 [INFO] [stdout] | [INFO] [stdout] 49 | while let Some(&'0'...'9') = chars_.clone().peekable().peek() { [INFO] [stdout] | ^^^^^^^^^^ help: use `..=` for an inclusive range: `&('0'..='9')` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ast` [INFO] [stdout] --> src/traverser.rs:8:17 [INFO] [stdout] | [INFO] [stdout] 8 | pub fn traverse(ast: ::parser::Node) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_ast` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Visitor` is never constructed [INFO] [stdout] --> src/traverser.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | struct Visitor { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `traverse` is never used [INFO] [stdout] --> src/traverser.rs:8:8 [INFO] [stdout] | [INFO] [stdout] 8 | pub fn traverse(ast: ::parser::Node) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ast` [INFO] [stdout] --> src/traverser.rs:8:17 [INFO] [stdout] | [INFO] [stdout] 8 | pub fn traverse(ast: ::parser::Node) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_ast` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Visitor` is never constructed [INFO] [stdout] --> src/traverser.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | struct Visitor { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.12s [INFO] running `Command { std: "docker" "inspect" "b3c870c8ce05f357d88099bdb7b79b3cf0f3bd30b045f966c125dcc4e762b408", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b3c870c8ce05f357d88099bdb7b79b3cf0f3bd30b045f966c125dcc4e762b408", kill_on_drop: false }` [INFO] [stdout] b3c870c8ce05f357d88099bdb7b79b3cf0f3bd30b045f966c125dcc4e762b408