[INFO] fetching crate vtcol 0.42.2... [INFO] checking vtcol-0.42.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate vtcol 0.42.2 into /workspace/builds/worker-6-tc1/source [INFO] validating manifest of crates.io crate vtcol 0.42.2 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate vtcol 0.42.2 [INFO] finished tweaking crates.io crate vtcol 0.42.2 [INFO] tweaked toml for crates.io crate vtcol 0.42.2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 4 packages [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: path `/workspace/builds/worker-6-tc1/source/src/vtcol.rs` was erroneously implicitly accepted for binary `vtcol`, [INFO] [stderr] please set bin.path in Cargo.toml [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5057a10f455cc5c2894081db71767093d6f65eb3b2d022dc4111922113d813ee [INFO] running `Command { std: "docker" "start" "-a" "5057a10f455cc5c2894081db71767093d6f65eb3b2d022dc4111922113d813ee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5057a10f455cc5c2894081db71767093d6f65eb3b2d022dc4111922113d813ee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5057a10f455cc5c2894081db71767093d6f65eb3b2d022dc4111922113d813ee", kill_on_drop: false }` [INFO] [stdout] 5057a10f455cc5c2894081db71767093d6f65eb3b2d022dc4111922113d813ee [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ecb731f37af03d461b328b885f16fca9276535ae8dc4ffbcb1c56f76c13633ec [INFO] running `Command { std: "docker" "start" "-a" "ecb731f37af03d461b328b885f16fca9276535ae8dc4ffbcb1c56f76c13633ec", kill_on_drop: false }` [INFO] [stderr] warning: path `/opt/rustwide/workdir/src/vtcol.rs` was erroneously implicitly accepted for binary `vtcol`, [INFO] [stderr] please set bin.path in Cargo.toml [INFO] [stderr] Checking getopts v0.2.21 [INFO] [stderr] Checking vtcol v0.42.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/vtcol.rs:367:13 [INFO] [stdout] | [INFO] [stdout] 367 | '0' ... '9' => { chr - '0' as u8 }, [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/vtcol.rs:368:13 [INFO] [stdout] | [INFO] [stdout] 368 | 'a' ... 'f' => { chr - 'a' as u8 + 10 }, [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/vtcol.rs:369:13 [INFO] [stdout] | [INFO] [stdout] 369 | 'A' ... 'F' => { chr - 'A' as u8 + 10 }, [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: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/vtcol.rs:427:20 [INFO] [stdout] | [INFO] [stdout] 427 | (reader : &mut std::io::BufRead) [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [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(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 427 | (reader : &mut dyn std::io::BufRead) [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/vtcol.rs:367:13 [INFO] [stdout] | [INFO] [stdout] 367 | '0' ... '9' => { chr - '0' as u8 }, [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/vtcol.rs:368:13 [INFO] [stdout] | [INFO] [stdout] 368 | 'a' ... 'f' => { chr - 'a' as u8 + 10 }, [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/vtcol.rs:369:13 [INFO] [stdout] | [INFO] [stdout] 369 | 'A' ... 'F' => { chr - 'A' as u8 + 10 }, [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: use of deprecated method `core::str::::slice_unchecked`: use `get_unchecked(begin..end)` instead [INFO] [stdout] --> src/vtcol.rs:441:53 [INFO] [stdout] | [INFO] [stdout] 441 | let str_idx = unsafe { line.slice_unchecked(0_usize, off) }; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/vtcol.rs:427:20 [INFO] [stdout] | [INFO] [stdout] 427 | (reader : &mut std::io::BufRead) [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [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(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 427 | (reader : &mut dyn std::io::BufRead) [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `core::str::::slice_unchecked`: use `get_unchecked(begin..end)` instead [INFO] [stdout] --> src/vtcol.rs:441:53 [INFO] [stdout] | [INFO] [stdout] 441 | let str_idx = unsafe { line.slice_unchecked(0_usize, off) }; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `this` is never read [INFO] [stdout] --> src/vtcol.rs:130:5 [INFO] [stdout] | [INFO] [stdout] 129 | struct Job { [INFO] [stdout] | --- field in this struct [INFO] [stdout] 130 | this : String, /* argv[0] */ [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Job` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/vtcol.rs:154:30 [INFO] [stdout] | [INFO] [stdout] 154 | Err(f) => panic!(f.to_string()) [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [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] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 154 | Err(f) => panic!("{}", f.to_string()) [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `this` is never read [INFO] [stdout] --> src/vtcol.rs:130:5 [INFO] [stdout] | [INFO] [stdout] 129 | struct Job { [INFO] [stdout] | --- field in this struct [INFO] [stdout] 130 | this : String, /* argv[0] */ [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Job` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/vtcol.rs:154:30 [INFO] [stdout] | [INFO] [stdout] 154 | Err(f) => panic!(f.to_string()) [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [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] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 154 | Err(f) => panic!("{}", f.to_string()) [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.42s [INFO] running `Command { std: "docker" "inspect" "ecb731f37af03d461b328b885f16fca9276535ae8dc4ffbcb1c56f76c13633ec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ecb731f37af03d461b328b885f16fca9276535ae8dc4ffbcb1c56f76c13633ec", kill_on_drop: false }` [INFO] [stdout] ecb731f37af03d461b328b885f16fca9276535ae8dc4ffbcb1c56f76c13633ec