[INFO] cloning repository https://github.com/jonasthewolf/mrq
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jonasthewolf/mrq" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonasthewolf%2Fmrq", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonasthewolf%2Fmrq'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8a4c1f055ec0beb8917c382cebc72736f1d9165b
[INFO] checking jonasthewolf/mrq against try#87f2ecc56b5f6032b075c8934ebc77f28d57183c for pr-148190
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonasthewolf%2Fmrq" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jonasthewolf/mrq
[INFO] finished tweaking git repo https://github.com/jonasthewolf/mrq
[INFO] tweaked toml for git repo https://github.com/jonasthewolf/mrq written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jonasthewolf/mrq on toolchain 87f2ecc56b5f6032b075c8934ebc77f28d57183c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+87f2ecc56b5f6032b075c8934ebc77f28d57183c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jonasthewolf/mrq 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" "+87f2ecc56b5f6032b075c8934ebc77f28d57183c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded synstructure v0.6.1
[INFO] [stderr]   Downloaded failure_derive v0.1.1
[INFO] [stderr]   Downloaded codespan v0.1.2
[INFO] [stderr]   Downloaded codespan-reporting v0.1.3
[INFO] [stderr]   Downloaded failure v0.1.1
[INFO] [stderr]   Downloaded clap v2.31.2
[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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+87f2ecc56b5f6032b075c8934ebc77f28d57183c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d981ddb3a355f9af6b882397f32045a87bd61e232df0693071934126aaae7637
[INFO] running `Command { std: "docker" "start" "-a" "d981ddb3a355f9af6b882397f32045a87bd61e232df0693071934126aaae7637", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d981ddb3a355f9af6b882397f32045a87bd61e232df0693071934126aaae7637", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d981ddb3a355f9af6b882397f32045a87bd61e232df0693071934126aaae7637", kill_on_drop: false }`
[INFO] [stdout] d981ddb3a355f9af6b882397f32045a87bd61e232df0693071934126aaae7637
[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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+87f2ecc56b5f6032b075c8934ebc77f28d57183c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c1a0ddef2234d36bf98abb46fd557cd03f91e29d30e2d221f645ad3dc7c10dd
[INFO] running `Command { std: "docker" "start" "-a" "6c1a0ddef2234d36bf98abb46fd557cd03f91e29d30e2d221f645ad3dc7c10dd", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Checking libc v0.2.42
[INFO] [stderr]    Compiling cc v1.0.17
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking cfg-if v0.1.3
[INFO] [stderr]     Checking rustc-demangle v0.1.8
[INFO] [stderr]     Checking either v1.5.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking ucd-util v0.1.1
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]     Checking lazy_static v1.0.1
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking termcolor v0.3.6
[INFO] [stderr]     Checking bitflags v1.0.3
[INFO] [stderr]     Checking log v0.4.2
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking glob v0.2.11
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking itertools v0.7.8
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]     Checking textwrap v0.9.0
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking atty v0.2.10
[INFO] [stderr]     Checking aho-corasick v0.6.4
[INFO] [stderr]     Checking clap v2.31.2
[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 v0.3.8
[INFO] [stderr]     Checking failure v0.1.1
[INFO] [stderr]     Checking codespan v0.1.2
[INFO] [stderr]     Checking codespan-reporting v0.1.3
[INFO] [stderr]     Checking mrq v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0716]: temporary value dropped while borrowed
[INFO] [stdout]    --> src/checker.rs:123:25
[INFO] [stdout]     |
[INFO] [stdout] 100 | fn parse_specification(file: &PathBuf, context: &mut RequirementContext) -> Result<(), io::Error> {
[INFO] [stdout]     |                                        ------- has type `&mut RequirementContext<'2>`
[INFO] [stdout] ...
[INFO] [stdout] 123 |                 file : &file.clone().to_path_buf(),
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^ creates a temporary value which is freed while still in use
[INFO] [stdout] ...
[INFO] [stdout] 132 |         context.reqs.push(r);
[INFO] [stdout]     |         -------------------- argument requires that borrow lasts for `'2`
[INFO] [stdout] 133 |     }
[INFO] [stdout]     |     - temporary value is freed at the end of this statement
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: lifetime may not live long enough
[INFO] [stdout]    --> src/checker.rs:132:9
[INFO] [stdout]     |
[INFO] [stdout] 100 | fn parse_specification(file: &PathBuf, context: &mut RequirementContext) -> Result<(), io::Error> {
[INFO] [stdout]     |                                        -------  - let's call the lifetime of this reference `'1`
[INFO] [stdout]     |                                        |
[INFO] [stdout]     |                                        has type `&mut RequirementContext<'2>`
[INFO] [stdout] ...
[INFO] [stdout] 132 |         context.reqs.push(r);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^ argument requires that `'1` must outlive `'2`
[INFO] [stdout]     |
[INFO] [stdout]     = note: requirement occurs because of a mutable reference to `Vec<Requirement<'_>>`
[INFO] [stdout]     = note: mutable references are invariant over their type parameter
[INFO] [stdout]     = help: see <https://doc.rust-lang.org/nomicon/subtyping.html> for more information about variance
[INFO] [stdout] help: consider introducing a named lifetime parameter
[INFO] [stdout]     |
[INFO] [stdout] 100 | fn parse_specification<'a>(file: &PathBuf, context: &'a mut RequirementContext<'a>) -> Result<(), io::Error> {
[INFO] [stdout]     |                       ++++                           ++                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0716]: temporary value dropped while borrowed
[INFO] [stdout]    --> src/checker.rs:185:18
[INFO] [stdout]     |
[INFO] [stdout] 185 |     for ref x in req_context.reqs {
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^ creates a temporary value which is freed while still in use
[INFO] [stdout] 186 |         let e = numbers.entry(x).or_insert((0, &x));
[INFO] [stdout]     |                 ------- borrow later used here
[INFO] [stdout] 187 |         e.0 += 1;
[INFO] [stdout] 188 |     }
[INFO] [stdout]     |     - temporary value is freed at the end of this statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using a `let` binding to create a longer lived value
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0382]: use of moved value: `req_context.reqs`
[INFO] [stdout]    --> src/checker.rs:185:18
[INFO] [stdout]     |
[INFO] [stdout] 163 |     for ref x in req_context.reqs {
[INFO] [stdout]     |                  ---------------- `req_context.reqs` moved due to this implicit call to `.into_iter()`
[INFO] [stdout] ...
[INFO] [stdout] 185 |     for ref x in req_context.reqs {
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^ value used here after move
[INFO] [stdout]     |
[INFO] [stdout] note: `into_iter` takes ownership of the receiver `self`, which moves `req_context.reqs`
[INFO] [stdout]    --> /rustc/87f2ecc56b5f6032b075c8934ebc77f28d57183c/library/core/src/iter/traits/collect.rs:310:17
[INFO] [stdout]     = note: move occurs because `req_context.reqs` has type `Vec<Requirement<'_>>`, which does not implement the `Copy` trait
[INFO] [stdout] help: consider iterating over a slice of the `Vec<Requirement<'_>>`'s content to avoid moving into the `for` loop
[INFO] [stdout]     |
[INFO] [stdout] 163 |     for ref x in &req_context.reqs {
[INFO] [stdout]     |                  +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0382, E0716.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0382`.
[INFO] [stdout] 
[INFO] [stdout] error[E0716]: temporary value dropped while borrowed
[INFO] [stdout]    --> src/checker.rs:123:25
[INFO] [stdout]     |
[INFO] [stdout] 100 | fn parse_specification(file: &PathBuf, context: &mut RequirementContext) -> Result<(), io::Error> {
[INFO] [stdout]     |                                        ------- has type `&mut RequirementContext<'2>`
[INFO] [stdout] ...
[INFO] [stdout] 123 |                 file : &file.clone().to_path_buf(),
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^ creates a temporary value which is freed while still in use
[INFO] [stdout] ...
[INFO] [stdout] 132 |         context.reqs.push(r);
[INFO] [stdout]     |         -------------------- argument requires that borrow lasts for `'2`
[INFO] [stdout] 133 |     }
[INFO] [stdout]     |     - temporary value is freed at the end of this statement
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: lifetime may not live long enough
[INFO] [stdout]    --> src/checker.rs:132:9
[INFO] [stdout]     |
[INFO] [stdout] 100 | fn parse_specification(file: &PathBuf, context: &mut RequirementContext) -> Result<(), io::Error> {
[INFO] [stdout]     |                                        -------  - let's call the lifetime of this reference `'1`
[INFO] [stdout]     |                                        |
[INFO] [stdout]     |                                        has type `&mut RequirementContext<'2>`
[INFO] [stdout] ...
[INFO] [stdout] 132 |         context.reqs.push(r);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^ argument requires that `'1` must outlive `'2`
[INFO] [stdout]     |
[INFO] [stdout]     = note: requirement occurs because of a mutable reference to `Vec<Requirement<'_>>`
[INFO] [stdout]     = note: mutable references are invariant over their type parameter
[INFO] [stdout]     = help: see <https://doc.rust-lang.org/nomicon/subtyping.html> for more information about variance
[INFO] [stdout] help: consider introducing a named lifetime parameter
[INFO] [stdout]     |
[INFO] [stdout] 100 | fn parse_specification<'a>(file: &PathBuf, context: &'a mut RequirementContext<'a>) -> Result<(), io::Error> {
[INFO] [stdout]     |                       ++++                           ++                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0716]: temporary value dropped while borrowed
[INFO] [stdout]    --> src/checker.rs:185:18
[INFO] [stdout]     |
[INFO] [stdout] 185 |     for ref x in req_context.reqs {
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^ creates a temporary value which is freed while still in use
[INFO] [stdout] 186 |         let e = numbers.entry(x).or_insert((0, &x));
[INFO] [stdout]     |                 ------- borrow later used here
[INFO] [stdout] 187 |         e.0 += 1;
[INFO] [stdout] 188 |     }
[INFO] [stdout]     |     - temporary value is freed at the end of this statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using a `let` binding to create a longer lived value
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0382]: use of moved value: `req_context.reqs`
[INFO] [stdout]    --> src/checker.rs:185:18
[INFO] [stdout]     |
[INFO] [stdout] 163 |     for ref x in req_context.reqs {
[INFO] [stdout]     |                  ---------------- `req_context.reqs` moved due to this implicit call to `.into_iter()`
[INFO] [stdout] ...
[INFO] [stdout] 185 |     for ref x in req_context.reqs {
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^ value used here after move
[INFO] [stdout]     |
[INFO] [stdout] note: `into_iter` takes ownership of the receiver `self`, which moves `req_context.reqs`
[INFO] [stdout]    --> /rustc/87f2ecc56b5f6032b075c8934ebc77f28d57183c/library/core/src/iter/traits/collect.rs:310:17
[INFO] [stdout]     = note: move occurs because `req_context.reqs` has type `Vec<Requirement<'_>>`, which does not implement the `Copy` trait
[INFO] [stdout] help: consider iterating over a slice of the `Vec<Requirement<'_>>`'s content to avoid moving into the `for` loop
[INFO] [stdout]     |
[INFO] [stdout] 163 |     for ref x in &req_context.reqs {
[INFO] [stdout]     |                  +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0382, E0716.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0382`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mrq` (bin "mrq") due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `mrq` (bin "mrq" test) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "6c1a0ddef2234d36bf98abb46fd557cd03f91e29d30e2d221f645ad3dc7c10dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c1a0ddef2234d36bf98abb46fd557cd03f91e29d30e2d221f645ad3dc7c10dd", kill_on_drop: false }`
[INFO] [stdout] 6c1a0ddef2234d36bf98abb46fd557cd03f91e29d30e2d221f645ad3dc7c10dd
