[INFO] cloning repository https://github.com/bijayydv2002-ui/Assessment-Part-B
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bijayydv2002-ui/Assessment-Part-B" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbijayydv2002-ui%2FAssessment-Part-B", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbijayydv2002-ui%2FAssessment-Part-B'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c6bdca334c6407a495f107c8389ef0a471fde5ec
[INFO] checking bijayydv2002-ui/Assessment-Part-B/c6bdca334c6407a495f107c8389ef0a471fde5ec against master#42f4793e5a514858221b07ac379029d90353913e for pr-148952
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbijayydv2002-ui%2FAssessment-Part-B" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/bijayydv2002-ui/Assessment-Part-B
[INFO] finished tweaking git repo https://github.com/bijayydv2002-ui/Assessment-Part-B
[INFO] tweaked toml for git repo https://github.com/bijayydv2002-ui/Assessment-Part-B written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/bijayydv2002-ui/Assessment-Part-B on toolchain 42f4793e5a514858221b07ac379029d90353913e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+42f4793e5a514858221b07ac379029d90353913e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/bijayydv2002-ui/Assessment-Part-B 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" "+42f4793e5a514858221b07ac379029d90353913e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v1.0.97
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+42f4793e5a514858221b07ac379029d90353913e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4d1862823d388027853edbe37bd664166af37ef0051604bcf315c887ff87caa1
[INFO] running `Command { std: "docker" "start" "-a" "4d1862823d388027853edbe37bd664166af37ef0051604bcf315c887ff87caa1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d1862823d388027853edbe37bd664166af37ef0051604bcf315c887ff87caa1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d1862823d388027853edbe37bd664166af37ef0051604bcf315c887ff87caa1", kill_on_drop: false }`
[INFO] [stdout] 4d1862823d388027853edbe37bd664166af37ef0051604bcf315c887ff87caa1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+42f4793e5a514858221b07ac379029d90353913e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 23a91a1594519abb42e6b74ac22bf64db32c3ae42ecd08b13b9b2a816823b8fa
[INFO] running `Command { std: "docker" "start" "-a" "23a91a1594519abb42e6b74ac22bf64db32c3ae42ecd08b13b9b2a816823b8fa", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling rustix v1.0.8
[INFO] [stderr]     Checking linux-raw-sys v0.9.4
[INFO] [stderr]     Checking bitflags v2.9.2
[INFO] [stderr]     Checking cfg-if v1.0.1
[INFO] [stderr]    Compiling anyhow v1.0.99
[INFO] [stderr]     Checking iana-time-zone v0.1.63
[INFO] [stderr]     Checking fastrand v2.3.0
[INFO] [stderr]     Checking once_cell v1.21.3
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking chrono v0.4.41
[INFO] [stderr]     Checking tempfile v3.20.0
[INFO] [stderr]     Checking safe_backup v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]  --> src/lib.rs:8:21
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::io::{self, Read, Write};
[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 import: `Read`
[INFO] [stdout]  --> src/lib.rs:8:21
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::io::{self, Read, Write};
[INFO] [stdout]   |                     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `safe_backup` (lib test) due to 3 previous errors; 1 warning emitted
[INFO] [stdout] error[E0716]: temporary value dropped while borrowed
[INFO] [stdout]   --> src/lib.rs:91:26
[INFO] [stdout]    |
[INFO] [stdout] 91 |     let bak = Path::new(&(filename.to_string() + ".bak"));
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ - temporary value is freed at the end of this statement
[INFO] [stdout]    |                          |
[INFO] [stdout]    |                          creates a temporary value which is freed while still in use
[INFO] [stdout] 92 |     if bak.exists() {
[INFO] [stdout]    |        --- borrow later used here
[INFO] [stdout]    |
[INFO] [stdout] help: consider using a `let` binding to create a longer lived value
[INFO] [stdout]    |
[INFO] [stdout] 91 ~     let binding = (filename.to_string() + ".bak");
[INFO] [stdout] 92 ~     let bak = Path::new(&binding);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0716]: temporary value dropped while borrowed
[INFO] [stdout]   --> src/lib.rs:91:26
[INFO] [stdout]    |
[INFO] [stdout] 91 |     let bak = Path::new(&(filename.to_string() + ".bak"));
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ - temporary value is freed at the end of this statement
[INFO] [stdout]    |                          |
[INFO] [stdout]    |                          creates a temporary value which is freed while still in use
[INFO] [stdout] 92 |     if bak.exists() {
[INFO] [stdout]    |        --- borrow later used here
[INFO] [stdout]    |
[INFO] [stdout] help: consider using a `let` binding to create a longer lived value
[INFO] [stdout]    |
[INFO] [stdout] 91 ~     let binding = (filename.to_string() + ".bak");
[INFO] [stdout] 92 ~     let bak = Path::new(&binding);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0716]: temporary value dropped while borrowed
[INFO] [stdout]    --> src/lib.rs:117:30
[INFO] [stdout]     |
[INFO] [stdout] 117 |     let src_bak = Path::new(&(filename.to_string() + ".bak"));
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ - temporary value is freed at the end of this statement
[INFO] [stdout]     |                              |
[INFO] [stdout]     |                              creates a temporary value which is freed while still in use
[INFO] [stdout] 118 |     within_cwd(src_bak)?;
[INFO] [stdout]     |                ------- borrow later used here
[INFO] [stdout]     |
[INFO] [stdout] help: consider using a `let` binding to create a longer lived value
[INFO] [stdout]     |
[INFO] [stdout] 117 ~     let binding = (filename.to_string() + ".bak");
[INFO] [stdout] 118 ~     let src_bak = Path::new(&binding);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0716]: temporary value dropped while borrowed
[INFO] [stdout]    --> src/lib.rs:124:26
[INFO] [stdout]     |
[INFO] [stdout] 124 |     let tmp = Path::new(&(filename.to_string() + ".tmp"));
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ - temporary value is freed at the end of this statement
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          creates a temporary value which is freed while still in use
[INFO] [stdout] ...
[INFO] [stdout] 134 |         .open(&tmp)
[INFO] [stdout]     |               ---- borrow later used here
[INFO] [stdout]     |
[INFO] [stdout] help: consider using a `let` binding to create a longer lived value
[INFO] [stdout]     |
[INFO] [stdout] 124 ~     let binding = (filename.to_string() + ".tmp");
[INFO] [stdout] 125 ~     let tmp = Path::new(&binding);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0716]: temporary value dropped while borrowed
[INFO] [stdout]    --> src/lib.rs:117:30
[INFO] [stdout]     |
[INFO] [stdout] 117 |     let src_bak = Path::new(&(filename.to_string() + ".bak"));
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ - temporary value is freed at the end of this statement
[INFO] [stdout]     |                              |
[INFO] [stdout]     |                              creates a temporary value which is freed while still in use
[INFO] [stdout] 118 |     within_cwd(src_bak)?;
[INFO] [stdout]     |                ------- borrow later used here
[INFO] [stdout]     |
[INFO] [stdout] help: consider using a `let` binding to create a longer lived value
[INFO] [stdout]     |
[INFO] [stdout] 117 ~     let binding = (filename.to_string() + ".bak");
[INFO] [stdout] 118 ~     let src_bak = Path::new(&binding);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0716]: temporary value dropped while borrowed
[INFO] [stdout]    --> src/lib.rs:124:26
[INFO] [stdout]     |
[INFO] [stdout] 124 |     let tmp = Path::new(&(filename.to_string() + ".tmp"));
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ - temporary value is freed at the end of this statement
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          creates a temporary value which is freed while still in use
[INFO] [stdout] ...
[INFO] [stdout] 134 |         .open(&tmp)
[INFO] [stdout]     |               ---- borrow later used here
[INFO] [stdout]     |
[INFO] [stdout] help: consider using a `let` binding to create a longer lived value
[INFO] [stdout]     |
[INFO] [stdout] 124 ~     let binding = (filename.to_string() + ".tmp");
[INFO] [stdout] 125 ~     let tmp = Path::new(&binding);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0716`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0716`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `safe_backup` (lib) due to 3 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "23a91a1594519abb42e6b74ac22bf64db32c3ae42ecd08b13b9b2a816823b8fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23a91a1594519abb42e6b74ac22bf64db32c3ae42ecd08b13b9b2a816823b8fa", kill_on_drop: false }`
[INFO] [stdout] 23a91a1594519abb42e6b74ac22bf64db32c3ae42ecd08b13b9b2a816823b8fa
