[INFO] cloning repository https://github.com/tukoke2018tutkielma/tutkielma2018 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tukoke2018tutkielma/tutkielma2018" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftukoke2018tutkielma%2Ftutkielma2018", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftukoke2018tutkielma%2Ftutkielma2018'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c6b736e77462b3e1acf75cb8f75cf1d54405a418 [INFO] checking tukoke2018tutkielma/tutkielma2018 against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftukoke2018tutkielma%2Ftutkielma2018" "/workspace/builds/worker-106/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-106/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tukoke2018tutkielma/tutkielma2018 on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/tukoke2018tutkielma/tutkielma2018 [INFO] finished tweaking git repo https://github.com/tukoke2018tutkielma/tutkielma2018 [INFO] tweaked toml for git repo https://github.com/tukoke2018tutkielma/tutkielma2018 written to /workspace/builds/worker-106/source/Cargo.toml [INFO] crate git repo https://github.com/tukoke2018tutkielma/tutkielma2018 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a097d9bac359d3673b28dd357bc15a45785049eea31725664f11282358b54435 [INFO] running `Command { std: "docker" "start" "-a" "a097d9bac359d3673b28dd357bc15a45785049eea31725664f11282358b54435", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a097d9bac359d3673b28dd357bc15a45785049eea31725664f11282358b54435", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a097d9bac359d3673b28dd357bc15a45785049eea31725664f11282358b54435", kill_on_drop: false }` [INFO] [stdout] a097d9bac359d3673b28dd357bc15a45785049eea31725664f11282358b54435 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3035c3667bcd54a29b72759650132739038d374ec7ce2ac2949babe6ed7e7b47 [INFO] running `Command { std: "docker" "start" "-a" "3035c3667bcd54a29b72759650132739038d374ec7ce2ac2949babe6ed7e7b47", kill_on_drop: false }` [INFO] [stderr] Checking same-file v1.0.4 [INFO] [stderr] Checking walkdir v2.2.7 [INFO] [stderr] Checking java_to_rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Seek` [INFO] [stdout] --> src/main.rs:3:63 [INFO] [stdout] | [INFO] [stdout] 3 | io::{self, Error, ErrorKind, Read, Write, Seek}}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Seek` [INFO] [stdout] --> src/main.rs:3:63 [INFO] [stdout] | [INFO] [stdout] 3 | io::{self, Error, ErrorKind, Read, Write, Seek}}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::Op` [INFO] [stdout] --> src/tokenizer/token_to_code.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use super::Op; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ErrorKind` [INFO] [stdout] --> src/tokenizer/mod.rs:5:22 [INFO] [stdout] | [INFO] [stdout] 5 | use std::io::{Error, ErrorKind}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/tokenizer/mod.rs:57:26 [INFO] [stdout] | [INFO] [stdout] 57 | chr @ '0'...'9' => parse_number(chr, &mut char_iter), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [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: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:22:32 [INFO] [stdout] | [INFO] [stdout] 22 | fn visit_dirs(dir: &Path, cb: &Fn(&DirEntry)) -> io::Result<()> { [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&DirEntry)` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [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 import: `super::Op` [INFO] [stdout] --> src/tokenizer/token_to_code.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use super::Op; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ErrorKind` [INFO] [stdout] --> src/tokenizer/mod.rs:5:22 [INFO] [stdout] | [INFO] [stdout] 5 | use std::io::{Error, ErrorKind}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/tokenizer/mod.rs:57:26 [INFO] [stdout] | [INFO] [stdout] 57 | chr @ '0'...'9' => parse_number(chr, &mut char_iter), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [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: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:22:32 [INFO] [stdout] | [INFO] [stdout] 22 | fn visit_dirs(dir: &Path, cb: &Fn(&DirEntry)) -> io::Result<()> { [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&DirEntry)` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [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: unreachable statement [INFO] [stdout] --> src/tokenizer/token_to_code.rs:34:9 [INFO] [stdout] | [INFO] [stdout] 31 | / match token_list.as_slice() { [INFO] [stdout] 32 | | _ => return Err(Error::new(ErrorKind::Other, "Failed to parse token")) [INFO] [stdout] 33 | | } [INFO] [stdout] | |_________- any code following this `match` expression is unreachable, as all arms diverge [INFO] [stdout] 34 | / for token in token_list { [INFO] [stdout] 35 | | println!("{:?}", token); [INFO] [stdout] 36 | | } [INFO] [stdout] | |_________^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `result` is never read [INFO] [stdout] --> src/tokenizer/token_to_code.rs:23:13 [INFO] [stdout] | [INFO] [stdout] 23 | let mut result: String = String::new(); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:90:21 [INFO] [stdout] | [INFO] [stdout] 90 | let mut output_path = PathBuf::from(output_path_as_str).with_extension("rs"); [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: unreachable statement [INFO] [stdout] --> src/tokenizer/token_to_code.rs:34:9 [INFO] [stdout] | [INFO] [stdout] 31 | / match token_list.as_slice() { [INFO] [stdout] 32 | | _ => return Err(Error::new(ErrorKind::Other, "Failed to parse token")) [INFO] [stdout] 33 | | } [INFO] [stdout] | |_________- any code following this `match` expression is unreachable, as all arms diverge [INFO] [stdout] 34 | / for token in token_list { [INFO] [stdout] 35 | | println!("{:?}", token); [INFO] [stdout] 36 | | } [INFO] [stdout] | |_________^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `result` is never read [INFO] [stdout] --> src/tokenizer/token_to_code.rs:23:13 [INFO] [stdout] | [INFO] [stdout] 23 | let mut result: String = String::new(); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:90:21 [INFO] [stdout] | [INFO] [stdout] 90 | let mut output_path = PathBuf::from(output_path_as_str).with_extension("rs"); [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: panic message is not a string literal [INFO] [stdout] --> src/tokenizer/parsers.rs:220:12 [INFO] [stdout] | [INFO] [stdout] 220 | panic!(description); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 220 | panic!("{}", description); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/tokenizer/parsers.rs:220:12 [INFO] [stdout] | [INFO] [stdout] 220 | panic!(description); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 220 | panic!("{}", description); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.59s [INFO] running `Command { std: "docker" "inspect" "3035c3667bcd54a29b72759650132739038d374ec7ce2ac2949babe6ed7e7b47", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3035c3667bcd54a29b72759650132739038d374ec7ce2ac2949babe6ed7e7b47", kill_on_drop: false }` [INFO] [stdout] 3035c3667bcd54a29b72759650132739038d374ec7ce2ac2949babe6ed7e7b47