[INFO] cloning repository https://github.com/victoriabernard92/file-rename
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/victoriabernard92/file-rename" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvictoriabernard92%2Ffile-rename", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvictoriabernard92%2Ffile-rename'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 250459bdbb4f0bf81fbc072f71623ee4ca8624a0
[INFO] fixing victoriabernard92/file-rename against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=end=2015,2024 for pr-157817-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvictoriabernard92%2Ffile-rename" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/victoriabernard92/file-rename
[INFO] finished tweaking git repo https://github.com/victoriabernard92/file-rename
[INFO] tweaked toml for git repo https://github.com/victoriabernard92/file-rename written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/victoriabernard92/file-rename on toolchain 622891a4e29178280638a6b63a8908bde2c0c854
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/victoriabernard92/file-rename 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" "+622891a4e29178280638a6b63a8908bde2c0c854" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ferris-says v0.1.1
[INFO] [stderr]   Downloaded smallvec v0.4.5
[INFO] [stderr]   Downloaded structopt-derive v0.2.18
[INFO] [stderr]   Downloaded structopt v0.2.18
[INFO] [stderr]   Downloaded unicode-segmentation v1.3.0
[INFO] [stderr]   Downloaded error-chain v0.10.0
[INFO] [stderr]   Downloaded backtrace v0.3.34
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 4ca086cb0f4e0df111facba57fdb67b3d2d9484042aa62fa75e83c45b9d09e47
[INFO] running `Command { std: "docker" "start" "4ca086cb0f4e0df111facba57fdb67b3d2d9484042aa62fa75e83c45b9d09e47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "4ca086cb0f4e0df111facba57fdb67b3d2d9484042aa62fa75e83c45b9d09e47" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ca086cb0f4e0df111facba57fdb67b3d2d9484042aa62fa75e83c45b9d09e47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=" "-e" "RUSTDOCFLAGS=" "-w" "/opt/rustwide/workdir" "--user" "0:0" "4ca086cb0f4e0df111facba57fdb67b3d2d9484042aa62fa75e83c45b9d09e47" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fix" "--allow-no-vcs" "--allow-dirty" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zfix-edition=end=2015,2024", kill_on_drop: false }`
[INFO] [stderr] crater-edition-check: migrating to next edition
[INFO] [stderr]    Migrating Cargo.toml from 2018 edition to 2021
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]    Compiling cc v1.0.38
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling syn v0.15.42
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking rustc-demangle v0.1.15
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]     Checking smallvec v0.4.5
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking backtrace v0.3.34
[INFO] [stderr]     Checking error-chain v0.10.0
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]     Checking ferris-says v0.1.1
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]     Checking hello-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Migrating src/main.rs from 2018 edition to 2021
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.88s
[INFO] [stderr] crater-edition-check: hello-rust v0.1.0 (/opt/rustwide/workdir) updating edition from 2018 to 2021
[INFO] [stderr]     Checking hello-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ferris_says::say`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ferris_says::say; // from the previous step
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BufWriter` and `stdout`
[INFO] [stdout]  --> src/main.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::{stdout, BufWriter};
[INFO] [stdout]   |               ^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `DirEntry`
[INFO] [stdout]  --> src/main.rs:4:21
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::fs::{self, DirEntry};
[INFO] [stdout]   |                     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     visit_dirs(&args.path, &args.pattern, &args.replace);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 46 |     let _ = visit_dirs(&args.path, &args.pattern, &args.replace);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ferris_says::say`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ferris_says::say; // from the previous step
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BufWriter` and `stdout`
[INFO] [stdout]  --> src/main.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::{stdout, BufWriter};
[INFO] [stdout]   |               ^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `DirEntry`
[INFO] [stdout]  --> src/main.rs:4:21
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::fs::{self, DirEntry};
[INFO] [stdout]   |                     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     visit_dirs(&args.path, &args.pattern, &args.replace);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 46 |     let _ = visit_dirs(&args.path, &args.pattern, &args.replace);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.14s
[INFO] [stderr] crater-edition-check: migrating to next edition
[INFO] [stderr]    Migrating Cargo.toml from 2018 edition to 2021
[INFO] [stderr]     Checking hello-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Migrating src/main.rs from 2021 edition to 2024
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.69s
[INFO] [stderr] crater-edition-check: hello-rust v0.1.0 (/opt/rustwide/workdir) updating edition from 2021 to 2024
[INFO] [stderr]     Checking hello-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ferris_says::say`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ferris_says::say; // from the previous step
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BufWriter` and `stdout`
[INFO] [stdout]  --> src/main.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::{stdout, BufWriter};
[INFO] [stdout]   |               ^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `DirEntry`
[INFO] [stdout]  --> src/main.rs:4:21
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::fs::{self, DirEntry};
[INFO] [stdout]   |                     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ferris_says::say`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ferris_says::say; // from the previous step
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BufWriter` and `stdout`
[INFO] [stdout]  --> src/main.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::{stdout, BufWriter};
[INFO] [stdout]   |               ^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `DirEntry`
[INFO] [stdout]  --> src/main.rs:4:21
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::fs::{self, DirEntry};
[INFO] [stdout]   |                     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     visit_dirs(&args.path, &args.pattern, &args.replace);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 46 |     let _ = visit_dirs(&args.path, &args.pattern, &args.replace);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     visit_dirs(&args.path, &args.pattern, &args.replace);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 46 |     let _ = visit_dirs(&args.path, &args.pattern, &args.replace);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.93s
[INFO] [stderr] crater-edition-check all packages now at latest edition
[INFO] [stderr] crater-edition-check: all finished
[INFO] running `Command { std: "docker" "inspect" "4ca086cb0f4e0df111facba57fdb67b3d2d9484042aa62fa75e83c45b9d09e47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ca086cb0f4e0df111facba57fdb67b3d2d9484042aa62fa75e83c45b9d09e47", kill_on_drop: false }`
[INFO] [stdout] 4ca086cb0f4e0df111facba57fdb67b3d2d9484042aa62fa75e83c45b9d09e47
