[INFO] cloning repository https://github.com/dufkan/rush [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dufkan/rush" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdufkan%2Frush", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdufkan%2Frush'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d79b5943a64f6489790e679314fdc9a2fb36885f [INFO] checking dufkan/rush against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdufkan%2Frush" "/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/dufkan/rush 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/dufkan/rush [INFO] finished tweaking git repo https://github.com/dufkan/rush [INFO] tweaked toml for git repo https://github.com/dufkan/rush written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/dufkan/rush 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] Downloading crates ... [INFO] [stderr] Downloaded pest_generator v2.3.1 [INFO] [stderr] Downloaded pest_derive v2.3.1 [INFO] [stderr] Downloaded pest_meta v2.3.1 [INFO] [stderr] Downloaded textwrap v0.15.1 [INFO] [stderr] Downloaded pest v2.3.1 [INFO] [stderr] Downloaded clap v3.2.22 [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] b7b56b6cf67b305a7f828af6e2f941c13320fe48cbca4468183f628741e3718b [INFO] running `Command { std: "docker" "start" "-a" "b7b56b6cf67b305a7f828af6e2f941c13320fe48cbca4468183f628741e3718b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b7b56b6cf67b305a7f828af6e2f941c13320fe48cbca4468183f628741e3718b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b7b56b6cf67b305a7f828af6e2f941c13320fe48cbca4468183f628741e3718b", kill_on_drop: false }` [INFO] [stdout] b7b56b6cf67b305a7f828af6e2f941c13320fe48cbca4468183f628741e3718b [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] 727c1683d723e439ca4bb864423b2783764e2fd83ae78b3524551c0c488d5f70 [INFO] running `Command { std: "docker" "start" "-a" "727c1683d723e439ca4bb864423b2783764e2fd83ae78b3524551c0c488d5f70", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.100 [INFO] [stderr] Compiling libc v0.2.133 [INFO] [stderr] Compiling ucd-trie v0.1.5 [INFO] [stderr] Compiling serde_derive v1.0.145 [INFO] [stderr] Compiling serde v1.0.145 [INFO] [stderr] Compiling once_cell v1.15.0 [INFO] [stderr] Compiling heck v0.4.0 [INFO] [stderr] Checking os_str_bytes v6.3.0 [INFO] [stderr] Checking numtoa v0.1.0 [INFO] [stderr] Checking strsim v0.10.0 [INFO] [stderr] Checking termcolor v1.1.3 [INFO] [stderr] Checking textwrap v0.15.1 [INFO] [stderr] Checking clap_lex v0.2.4 [INFO] [stderr] Checking dirs-sys v0.3.7 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking termion v1.5.6 [INFO] [stderr] Checking nix v0.25.0 [INFO] [stderr] Checking directories v4.0.1 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling thiserror-impl v1.0.35 [INFO] [stderr] Compiling clap_derive v3.2.18 [INFO] [stderr] Compiling thiserror v1.0.35 [INFO] [stderr] Compiling pest v2.3.1 [INFO] [stderr] Compiling pest_meta v2.3.1 [INFO] [stderr] Checking clap v3.2.22 [INFO] [stderr] Compiling pest_generator v2.3.1 [INFO] [stderr] Compiling pest_derive v2.3.1 [INFO] [stderr] Checking toml v0.5.9 [INFO] [stderr] Checking rush v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `toml` is imported redundantly [INFO] [stdout] --> src/config.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use toml; [INFO] [stdout] | ^^^^ the item `toml` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Iterator` is imported redundantly [INFO] [stdout] --> src/input.rs:2:17 [INFO] [stdout] | [INFO] [stdout] 2 | use std::iter::{Iterator, FromIterator}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Iterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `toml` is imported redundantly [INFO] [stdout] --> src/config.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use toml; [INFO] [stdout] | ^^^^ the item `toml` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Iterator` is imported redundantly [INFO] [stdout] --> src/input.rs:2:17 [INFO] [stdout] | [INFO] [stdout] 2 | use std::iter::{Iterator, FromIterator}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Iterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `start` and `end` are never read [INFO] [stdout] --> src/parser/mod.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 20 | pub struct Atom { [INFO] [stdout] | ---- fields in this struct [INFO] [stdout] 21 | kind: AtomKind, [INFO] [stdout] 22 | start: usize, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 23 | end: usize, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Atom` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `start` and `end` are never read [INFO] [stdout] --> src/parser/mod.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 20 | pub struct Atom { [INFO] [stdout] | ---- fields in this struct [INFO] [stdout] 21 | kind: AtomKind, [INFO] [stdout] 22 | start: usize, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 23 | end: usize, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Atom` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.30s [INFO] running `Command { std: "docker" "inspect" "727c1683d723e439ca4bb864423b2783764e2fd83ae78b3524551c0c488d5f70", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "727c1683d723e439ca4bb864423b2783764e2fd83ae78b3524551c0c488d5f70", kill_on_drop: false }` [INFO] [stdout] 727c1683d723e439ca4bb864423b2783764e2fd83ae78b3524551c0c488d5f70 [INFO] checking dufkan/rush against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdufkan%2Frush" "/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/dufkan/rush on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/dufkan/rush [INFO] finished tweaking git repo https://github.com/dufkan/rush [INFO] tweaked toml for git repo https://github.com/dufkan/rush written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/dufkan/rush 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2a253c50010c710f4568f491a521dff65fdffae76cbdd04484e902e999b2f78c [INFO] running `Command { std: "docker" "start" "-a" "2a253c50010c710f4568f491a521dff65fdffae76cbdd04484e902e999b2f78c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2a253c50010c710f4568f491a521dff65fdffae76cbdd04484e902e999b2f78c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2a253c50010c710f4568f491a521dff65fdffae76cbdd04484e902e999b2f78c", kill_on_drop: false }` [INFO] [stdout] 2a253c50010c710f4568f491a521dff65fdffae76cbdd04484e902e999b2f78c [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b491719c3847bedbfc7a98a50cac778c519da689002cccaff599d269fea522f5 [INFO] running `Command { std: "docker" "start" "-a" "b491719c3847bedbfc7a98a50cac778c519da689002cccaff599d269fea522f5", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.100 [INFO] [stderr] Compiling libc v0.2.133 [INFO] [stderr] Compiling ucd-trie v0.1.5 [INFO] [stderr] Compiling serde_derive v1.0.145 [INFO] [stderr] Compiling serde v1.0.145 [INFO] [stderr] Compiling once_cell v1.15.0 [INFO] [stderr] Checking os_str_bytes v6.3.0 [INFO] [stderr] Compiling heck v0.4.0 [INFO] [stderr] Checking numtoa v0.1.0 [INFO] [stderr] Checking textwrap v0.15.1 [INFO] [stderr] Checking termcolor v1.1.3 [INFO] [stderr] Checking strsim v0.10.0 [INFO] [stderr] Checking clap_lex v0.2.4 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking dirs-sys v0.3.7 [INFO] [stderr] Checking termion v1.5.6 [INFO] [stderr] Checking nix v0.25.0 [INFO] [stderr] Checking directories v4.0.1 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling thiserror-impl v1.0.35 [INFO] [stderr] Compiling clap_derive v3.2.18 [INFO] [stderr] Compiling thiserror v1.0.35 [INFO] [stderr] Compiling pest v2.3.1 [INFO] [stderr] Compiling pest_meta v2.3.1 [INFO] [stderr] Checking clap v3.2.22 [INFO] [stderr] Compiling pest_generator v2.3.1 [INFO] [stderr] Compiling pest_derive v2.3.1 [INFO] [stderr] Checking toml v0.5.9 [INFO] [stderr] Checking rush v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `toml` is imported redundantly [INFO] [stdout] --> src/config.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use toml; [INFO] [stdout] | ^^^^ the item `toml` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Iterator` is imported redundantly [INFO] [stdout] --> src/input.rs:2:17 [INFO] [stdout] | [INFO] [stdout] 2 | use std::iter::{Iterator, FromIterator}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] --> /rustc/2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Iterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `toml` is imported redundantly [INFO] [stdout] --> src/config.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use toml; [INFO] [stdout] | ^^^^ the item `toml` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Iterator` is imported redundantly [INFO] [stdout] --> src/input.rs:2:17 [INFO] [stdout] | [INFO] [stdout] 2 | use std::iter::{Iterator, FromIterator}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] --> /rustc/2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Iterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `start` and `end` are never read [INFO] [stdout] --> src/parser/mod.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 20 | pub struct Atom { [INFO] [stdout] | ---- fields in this struct [INFO] [stdout] 21 | kind: AtomKind, [INFO] [stdout] 22 | start: usize, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 23 | end: usize, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Atom` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `start` and `end` are never read [INFO] [stdout] --> src/parser/mod.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 20 | pub struct Atom { [INFO] [stdout] | ---- fields in this struct [INFO] [stdout] 21 | kind: AtomKind, [INFO] [stdout] 22 | start: usize, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 23 | end: usize, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Atom` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.17s [INFO] running `Command { std: "docker" "inspect" "b491719c3847bedbfc7a98a50cac778c519da689002cccaff599d269fea522f5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b491719c3847bedbfc7a98a50cac778c519da689002cccaff599d269fea522f5", kill_on_drop: false }` [INFO] [stdout] b491719c3847bedbfc7a98a50cac778c519da689002cccaff599d269fea522f5