[INFO] cloning repository https://github.com/acheronfail/di [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/acheronfail/di" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Facheronfail%2Fdi", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Facheronfail%2Fdi'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] fab48f2821167d048d7f14addf47123c6e5ef555 [INFO] checking acheronfail/di against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Facheronfail%2Fdi" "/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/acheronfail/di 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 git repo https://github.com/acheronfail/di [INFO] finished tweaking git repo https://github.com/acheronfail/di [INFO] tweaked toml for git repo https://github.com/acheronfail/di written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/acheronfail/di 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded proc-macro2 v0.4.9 [INFO] [stderr] Downloaded strsim v0.7.0 [INFO] [stderr] Downloaded structopt v0.2.10 [INFO] [stderr] Downloaded structopt-derive v0.2.10 [INFO] [stderr] Downloaded textwrap v0.10.0 [INFO] [stderr] Downloaded cfg-if v0.1.4 [INFO] [stderr] Downloaded quote v0.6.4 [INFO] [stderr] Downloaded pretty-bytes v0.2.2 [INFO] [stderr] Downloaded separator v0.3.1 [INFO] [stderr] Downloaded cc v1.0.18 [INFO] [stderr] Downloaded ucd-util v0.1.1 [INFO] [stderr] Downloaded libc v0.2.42 [INFO] [stderr] Downloaded lazy_static v1.0.2 [INFO] [stderr] Downloaded backtrace-sys v0.1.23 [INFO] [stderr] Downloaded same-file v1.0.2 [INFO] [stderr] Downloaded walkdir v2.1.4 [INFO] [stderr] Downloaded winapi v0.3.5 [INFO] [stderr] Downloaded ignore v0.4.2 [INFO] [stderr] Downloaded num_cpus v1.8.0 [INFO] [stderr] Downloaded getopts v0.2.18 [INFO] [stderr] Downloaded redox_syscall v0.1.40 [INFO] [stderr] Downloaded bitflags v1.0.3 [INFO] [stderr] Downloaded clap v2.32.0 [INFO] [stderr] Downloaded syn v0.14.5 [INFO] [stderr] Downloaded rustc-demangle v0.1.9 [INFO] [stderr] Downloaded backtrace v0.3.9 [INFO] [stderr] Downloaded synstructure v0.6.1 [INFO] [stderr] Downloaded failure_derive v0.1.1 [INFO] [stderr] Downloaded failure v0.1.1 [INFO] [stderr] Downloaded crossbeam v0.3.2 [INFO] [stderr] Downloaded globset v0.4.0 [INFO] [stderr] Downloaded log v0.4.3 [INFO] [stderr] Downloaded aho-corasick v0.6.6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 254a4054e0c627738e0b4ec462b9d7ff7b84adbfc993b59c48746a40ca513310 [INFO] running `Command { std: "docker" "start" "-a" "254a4054e0c627738e0b4ec462b9d7ff7b84adbfc993b59c48746a40ca513310", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "254a4054e0c627738e0b4ec462b9d7ff7b84adbfc993b59c48746a40ca513310", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "254a4054e0c627738e0b4ec462b9d7ff7b84adbfc993b59c48746a40ca513310", kill_on_drop: false }` [INFO] [stdout] 254a4054e0c627738e0b4ec462b9d7ff7b84adbfc993b59c48746a40ca513310 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] f2d6aaa74da649f455a0184c562731d35d5599b142c1a8dd4961bb2d4f0e3bb1 [INFO] running `Command { std: "docker" "start" "-a" "f2d6aaa74da649f455a0184c562731d35d5599b142c1a8dd4961bb2d4f0e3bb1", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.42 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Compiling cc v1.0.18 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Checking cfg-if v0.1.4 [INFO] [stderr] Checking lazy_static v1.0.2 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Checking ucd-util v0.1.1 [INFO] [stderr] Compiling proc-macro2 v0.4.9 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Checking thread_local v0.3.5 [INFO] [stderr] Checking regex-syntax v0.5.6 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Checking utf8-ranges v1.0.0 [INFO] [stderr] Checking textwrap v0.10.0 [INFO] [stderr] Compiling quote v0.6.4 [INFO] [stderr] Checking log v0.4.3 [INFO] [stderr] Compiling syn v0.14.5 [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Checking rustc-demangle v0.1.9 [INFO] [stderr] Checking strsim v0.7.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking bitflags v1.0.3 [INFO] [stderr] Checking memchr v2.0.1 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking same-file v1.0.2 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking walkdir v2.1.4 [INFO] [stderr] Checking aho-corasick v0.6.6 [INFO] [stderr] Checking getopts v0.2.18 [INFO] [stderr] Checking clap v2.32.0 [INFO] [stderr] Checking crossbeam v0.3.2 [INFO] [stderr] Checking num_cpus v1.8.0 [INFO] [stderr] Checking separator v0.3.1 [INFO] [stderr] Checking pretty-bytes v0.2.2 [INFO] [stderr] Compiling backtrace-sys v0.1.23 [INFO] [stderr] Compiling synstructure v0.6.1 [INFO] [stderr] Compiling failure_derive v0.1.1 [INFO] [stderr] Checking backtrace v0.3.9 [INFO] [stderr] Checking globset v0.4.0 [INFO] [stderr] Checking failure v0.1.1 [INFO] [stderr] Compiling structopt-derive v0.2.10 [INFO] [stderr] Checking ignore v0.4.2 [INFO] [stderr] Checking structopt v0.2.10 [INFO] [stderr] Checking di v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `clap` is imported redundantly [INFO] [stdout] --> src/cli.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use clap; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:4:1 [INFO] [stdout] | [INFO] [stdout] 4 | extern crate clap; [INFO] [stdout] | ------------------ the item `clap` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `num_cpus` is imported redundantly [INFO] [stdout] --> src/scan.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use num_cpus; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:7:1 [INFO] [stdout] | [INFO] [stdout] 7 | extern crate num_cpus; [INFO] [stdout] | ---------------------- the item `num_cpus` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `pretty_bytes` is imported redundantly [INFO] [stdout] --> src/scan.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use pretty_bytes; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:8:1 [INFO] [stdout] | [INFO] [stdout] 8 | extern crate pretty_bytes; [INFO] [stdout] | -------------------------- the item `pretty_bytes` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `pretty_bytes` is imported redundantly [INFO] [stdout] --> src/util.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use pretty_bytes; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:8:1 [INFO] [stdout] | [INFO] [stdout] 8 | extern crate pretty_bytes; [INFO] [stdout] | -------------------------- the item `pretty_bytes` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `clap` is imported redundantly [INFO] [stdout] --> src/cli.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use clap; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:4:1 [INFO] [stdout] | [INFO] [stdout] 4 | extern crate clap; [INFO] [stdout] | ------------------ the item `clap` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `num_cpus` is imported redundantly [INFO] [stdout] --> src/scan.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use num_cpus; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:7:1 [INFO] [stdout] | [INFO] [stdout] 7 | extern crate num_cpus; [INFO] [stdout] | ---------------------- the item `num_cpus` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `pretty_bytes` is imported redundantly [INFO] [stdout] --> src/scan.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use pretty_bytes; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:8:1 [INFO] [stdout] | [INFO] [stdout] 8 | extern crate pretty_bytes; [INFO] [stdout] | -------------------------- the item `pretty_bytes` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `pretty_bytes` is imported redundantly [INFO] [stdout] --> src/util.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use pretty_bytes; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:8:1 [INFO] [stdout] | [INFO] [stdout] 8 | extern crate pretty_bytes; [INFO] [stdout] | -------------------------- the item `pretty_bytes` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/scan.rs:140:18 [INFO] [stdout] | [INFO] [stdout] 140 | for (i, (mut path, metadata)) in rx.into_iter().enumerate() { [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/main.rs:23:26 [INFO] [stdout] | [INFO] [stdout] 23 | Err(e) => panic!(e), [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] 23 | Err(e) => panic!("{}", e), [INFO] [stdout] | +++++ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 23 | Err(e) => std::panic::panic_any(e), [INFO] [stdout] | ~~~~~~~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/scan.rs:140:18 [INFO] [stdout] | [INFO] [stdout] 140 | for (i, (mut path, metadata)) in rx.into_iter().enumerate() { [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/main.rs:23:26 [INFO] [stdout] | [INFO] [stdout] 23 | Err(e) => panic!(e), [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] 23 | Err(e) => panic!("{}", e), [INFO] [stdout] | +++++ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 23 | Err(e) => std::panic::panic_any(e), [INFO] [stdout] | ~~~~~~~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.15s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: syn v0.14.5 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3` [INFO] running `Command { std: "docker" "inspect" "f2d6aaa74da649f455a0184c562731d35d5599b142c1a8dd4961bb2d4f0e3bb1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f2d6aaa74da649f455a0184c562731d35d5599b142c1a8dd4961bb2d4f0e3bb1", kill_on_drop: false }` [INFO] [stdout] f2d6aaa74da649f455a0184c562731d35d5599b142c1a8dd4961bb2d4f0e3bb1