[INFO] cloning repository https://github.com/rusty-ferris-club/shellclear
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rusty-ferris-club/shellclear" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frusty-ferris-club%2Fshellclear", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frusty-ferris-club%2Fshellclear'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 34bf6a872aa9afb271535bb476c6c8c62baab54e
[INFO] checking rusty-ferris-club/shellclear against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frusty-ferris-club%2Fshellclear" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rusty-ferris-club/shellclear on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-2-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/rusty-ferris-club/shellclear
[INFO] finished tweaking git repo https://github.com/rusty-ferris-club/shellclear
[INFO] tweaked toml for git repo https://github.com/rusty-ferris-club/shellclear written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/rusty-ferris-club/shellclear 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded shared_child v0.3.5
[INFO] [stderr]   Downloaded dialoguer v0.10.1
[INFO] [stderr]   Downloaded smawk v0.3.1
[INFO] [stderr]   Downloaded zeroize v1.5.5
[INFO] [stderr]   Downloaded duct v0.13.5
[INFO] [stderr]   Downloaded indexmap v1.9.0
[INFO] [stderr]   Downloaded os_pipe v0.9.2
[INFO] [stderr]   Downloaded unicode-linebreak v0.1.2
[INFO] [stderr]   Downloaded exitcode v1.1.2
[INFO] [stderr]   Downloaded mask-text v0.1.2
[INFO] [stderr]   Downloaded rust-argon2 v0.8.3
[INFO] [stderr]   Downloaded dirs v1.0.5
[INFO] [stderr]   Downloaded redox_users v0.3.5
[INFO] [stderr]   Downloaded prettytable-rs v0.8.0
[INFO] [stderr]   Downloaded similar v2.1.0
[INFO] [stderr]   Downloaded crossterm v0.23.2
[INFO] [stderr]   Downloaded term v0.5.2
[INFO] [stderr]   Downloaded insta v1.17.2
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.10
[INFO] [stderr]   Downloaded requestty-ui v0.4.1
[INFO] [stderr]   Downloaded requestty v0.4.1
[INFO] [stderr]   Downloaded rustversion v1.0.7
[INFO] [stderr]   Downloaded strum_macros v0.24.2
[INFO] [stderr]   Downloaded serde_regex v1.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c39997e1de28f87f6240dbeb2a1970a51b0984fef1372981607abe98dcc939f7
[INFO] running `Command { std: "docker" "start" "-a" "c39997e1de28f87f6240dbeb2a1970a51b0984fef1372981607abe98dcc939f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c39997e1de28f87f6240dbeb2a1970a51b0984fef1372981607abe98dcc939f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c39997e1de28f87f6240dbeb2a1970a51b0984fef1372981607abe98dcc939f7", kill_on_drop: false }`
[INFO] [stdout] c39997e1de28f87f6240dbeb2a1970a51b0984fef1372981607abe98dcc939f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b1cbba32746ef2c1ea7c773555ff0253d1f65a37f38c07dfac115437b7225789
[INFO] running `Command { std: "docker" "start" "-a" "b1cbba32746ef2c1ea7c773555ff0253d1f65a37f38c07dfac115437b7225789", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling crossbeam-utils v0.8.10
[INFO] [stderr]    Compiling indexmap v1.9.0
[INFO] [stderr]     Checking smawk v0.3.1
[INFO] [stderr]    Compiling signal-hook v0.3.14
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]     Checking hashbrown v0.12.1
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.9
[INFO] [stderr]     Checking ryu v1.0.10
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking os_str_bytes v6.1.0
[INFO] [stderr]    Compiling rustversion v1.0.7
[INFO] [stderr]    Compiling anyhow v1.0.58
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking unicode-segmentation v1.9.0
[INFO] [stderr]     Checking clap_lex v0.2.2
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]    Compiling serde_json v1.0.82
[INFO] [stderr]     Checking encode_unicode v0.3.6
[INFO] [stderr]     Checking crossbeam-channel v0.5.5
[INFO] [stderr]     Checking exitcode v1.1.2
[INFO] [stderr]     Checking itoa v1.0.2
[INFO] [stderr]     Checking similar v2.1.0
[INFO] [stderr]     Checking zeroize v1.5.5
[INFO] [stderr]     Checking fs_extra v1.2.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking mio v0.8.4
[INFO] [stderr]     Checking parking_lot_core v0.9.3
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking console v0.15.1
[INFO] [stderr]     Checking dirs-sys v0.3.7
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking rayon-core v1.9.3
[INFO] [stderr]     Checking shared_child v0.3.5
[INFO] [stderr]     Checking dirs v4.0.0
[INFO] [stderr]     Checking os_pipe v0.9.2
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking duct v0.13.5
[INFO] [stderr]     Checking signal-hook-mio v0.2.3
[INFO] [stderr]     Checking crossterm v0.23.2
[INFO] [stderr]     Checking dialoguer v0.10.1
[INFO] [stderr]     Checking rayon v1.5.3
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]    Compiling regex v1.6.0
[INFO] [stderr]     Checking mask-text v0.1.2
[INFO] [stderr]     Checking env_logger v0.9.0
[INFO] [stderr]    Compiling strum_macros v0.24.2
[INFO] [stderr]    Compiling unicode-linebreak v0.1.2
[INFO] [stderr]     Checking strum v0.24.1
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking clap v3.2.5
[INFO] [stderr]     Checking requestty-ui v0.4.1
[INFO] [stderr]     Checking requestty v0.4.1
[INFO] [stderr]     Checking xtask v0.1.0 (/opt/rustwide/workdir/xtask)
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking serde_yaml v0.8.26
[INFO] [stderr]     Checking serde_regex v1.1.0
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking insta v1.17.2
[INFO] [stderr]     Checking prettytable-rs v0.8.0
[INFO] [stderr]     Checking shellclear v0.4.8 (/opt/rustwide/workdir/shellclear)
[INFO] [stdout] warning: the item `File` is imported redundantly
[INFO] [stdout]    --> shellclear/src/engine.rs:248:19
[INFO] [stdout]     |
[INFO] [stdout] 248 |     use std::{fs, fs::File, io::Write};
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 253 |     use super::*;
[INFO] [stdout]     |         -------- the item `File` is already imported here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Write` is imported redundantly
[INFO] [stdout]    --> shellclear/src/engine.rs:248:29
[INFO] [stdout]     |
[INFO] [stdout] 248 |     use std::{fs, fs::File, io::Write};
[INFO] [stdout]     |                             ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 253 |     use super::*;
[INFO] [stdout]     |         -------- the item `Write` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Shell` is imported redundantly
[INFO] [stdout]   --> shellclear/src/exporter/data.rs:78:9
[INFO] [stdout]    |
[INFO] [stdout] 77 |     use super::*;
[INFO] [stdout]    |         -------- the item `Shell` is already imported here
[INFO] [stdout] 78 |     use crate::shell::Shell;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `str` is imported redundantly
[INFO] [stdout]   --> shellclear/src/exporter/text.rs:53:9
[INFO] [stdout]    |
[INFO] [stdout] 53 |     use std::str;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 58 |     use super::*;
[INFO] [stdout]    |         -------- the item `str` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.03s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: fs_extra v1.2.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "b1cbba32746ef2c1ea7c773555ff0253d1f65a37f38c07dfac115437b7225789", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1cbba32746ef2c1ea7c773555ff0253d1f65a37f38c07dfac115437b7225789", kill_on_drop: false }`
[INFO] [stdout] b1cbba32746ef2c1ea7c773555ff0253d1f65a37f38c07dfac115437b7225789