[INFO] fetching crate assert_snapshot 0.1.3...
[INFO] checking assert_snapshot-0.1.3 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] extracting crate assert_snapshot 0.1.3 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate assert_snapshot 0.1.3 on toolchain c2f2db79ca3024f68d22b45aa22b570775c2c4ad
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate assert_snapshot 0.1.3
[INFO] finished tweaking crates.io crate assert_snapshot 0.1.3
[INFO] tweaked toml for crates.io crate assert_snapshot 0.1.3 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "generate-lockfile" "--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]      Locking 33 packages to latest compatible versions
[INFO] [stderr]       Adding addr2line v0.21.0 (latest: v0.22.0)
[INFO] [stderr]       Adding gimli v0.28.1 (latest: v0.29.0)
[INFO] [stderr]       Adding itertools v0.7.11 (latest: v0.12.1)
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.35.0)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.60)
[INFO] [stderr]       Adding synstructure v0.12.6 (latest: v0.13.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sorted-json v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 26848d7adf70ba20ff74a20417640b6d98a71b880502b6d2bf9949644594631d
[INFO] running `Command { std: "docker" "start" "-a" "26848d7adf70ba20ff74a20417640b6d98a71b880502b6d2bf9949644594631d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "26848d7adf70ba20ff74a20417640b6d98a71b880502b6d2bf9949644594631d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26848d7adf70ba20ff74a20417640b6d98a71b880502b6d2bf9949644594631d", kill_on_drop: false }`
[INFO] [stdout] 26848d7adf70ba20ff74a20417640b6d98a71b880502b6d2bf9949644594631d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 597d684b9f4df623c032384c8c429aa8f909a79408fb8442cce52cd7b3d2f8b2
[INFO] running `Command { std: "docker" "start" "-a" "597d684b9f4df623c032384c8c429aa8f909a79408fb8442cce52cd7b3d2f8b2", kill_on_drop: false }`
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde v1.0.200
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking gimli v0.28.1
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking either v1.11.0
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]     Checking serde_json v1.0.116
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking sorted-json v0.1.0
[INFO] [stderr]     Checking assert_snapshot v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0597]: `re` does not live long enough
[INFO] [stdout]   --> src/function.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let re = Regex::new(
[INFO] [stdout]    |         -- binding `re` declared here
[INFO] [stdout] ...
[INFO] [stdout] 18 |     re.captures_iter(&content).next().unwrap()[1].to_string()
[INFO] [stdout]    |     ^^------------------------
[INFO] [stdout]    |     |
[INFO] [stdout]    |     borrowed value does not live long enough
[INFO] [stdout]    |     a temporary with access to the borrow is created here ...
[INFO] [stdout] 19 | }
[INFO] [stdout]    | -
[INFO] [stdout]    | |
[INFO] [stdout]    | `re` dropped here while still borrowed
[INFO] [stdout]    | ... and the borrow might be used here, when that temporary is dropped and runs the destructor for type `regex::CaptureMatches<'_, '_>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: the temporary is part of an expression at the end of a block;
[INFO] [stdout]            consider forcing this temporary to be dropped sooner, before the block's local variables are dropped
[INFO] [stdout] help: for example, you could save the expression's value in a new local variable `x` and then make `x` be the expression at the end of the block
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let x = re.captures_iter(&content).next().unwrap()[1].to_string(); x
[INFO] [stdout]    |     +++++++                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0597`.
[INFO] [stdout] 
[INFO] [stdout] error[E0597]: `re` does not live long enough
[INFO] [stdout]   --> src/function.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let re = Regex::new(
[INFO] [stdout]    |         -- binding `re` declared here
[INFO] [stdout] ...
[INFO] [stdout] 18 |     re.captures_iter(&content).next().unwrap()[1].to_string()
[INFO] [stdout]    |     ^^------------------------
[INFO] [stdout]    |     |
[INFO] [stdout]    |     borrowed value does not live long enough
[INFO] [stdout]    |     a temporary with access to the borrow is created here ...
[INFO] [stdout] 19 | }
[INFO] [stdout]    | -
[INFO] [stdout]    | |
[INFO] [stdout]    | `re` dropped here while still borrowed
[INFO] [stdout]    | ... and the borrow might be used here, when that temporary is dropped and runs the destructor for type `regex::CaptureMatches<'_, '_>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: the temporary is part of an expression at the end of a block;
[INFO] [stdout]            consider forcing this temporary to be dropped sooner, before the block's local variables are dropped
[INFO] [stdout] help: for example, you could save the expression's value in a new local variable `x` and then make `x` be the expression at the end of the block
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let x = re.captures_iter(&content).next().unwrap()[1].to_string(); x
[INFO] [stdout]    |     +++++++                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0597`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `assert_snapshot` (lib test) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `assert_snapshot` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "597d684b9f4df623c032384c8c429aa8f909a79408fb8442cce52cd7b3d2f8b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "597d684b9f4df623c032384c8c429aa8f909a79408fb8442cce52cd7b3d2f8b2", kill_on_drop: false }`
[INFO] [stdout] 597d684b9f4df623c032384c8c429aa8f909a79408fb8442cce52cd7b3d2f8b2
[INFO] checking assert_snapshot-0.1.3 against try#9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88 for pr-124157
[INFO] extracting crate assert_snapshot 0.1.3 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate assert_snapshot 0.1.3 on toolchain 9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate assert_snapshot 0.1.3
[INFO] finished tweaking crates.io crate assert_snapshot 0.1.3
[INFO] tweaked toml for crates.io crate assert_snapshot 0.1.3 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 33 packages to latest compatible versions
[INFO] [stderr]       Adding addr2line v0.21.0 (latest: v0.22.0)
[INFO] [stderr]       Adding gimli v0.28.1 (latest: v0.29.0)
[INFO] [stderr]       Adding itertools v0.7.11 (latest: v0.12.1)
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.35.0)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.60)
[INFO] [stderr]       Adding synstructure v0.12.6 (latest: v0.13.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d21811bfcb124e3c40d0b79446f4a9eed70106da5baf0e769621aa2a6fd1a7a6
[INFO] running `Command { std: "docker" "start" "-a" "d21811bfcb124e3c40d0b79446f4a9eed70106da5baf0e769621aa2a6fd1a7a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d21811bfcb124e3c40d0b79446f4a9eed70106da5baf0e769621aa2a6fd1a7a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d21811bfcb124e3c40d0b79446f4a9eed70106da5baf0e769621aa2a6fd1a7a6", kill_on_drop: false }`
[INFO] [stdout] d21811bfcb124e3c40d0b79446f4a9eed70106da5baf0e769621aa2a6fd1a7a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4380008eeef7fdef1adfdb7dd704fde018a81068deb54e631c44fdb220f95811
[INFO] running `Command { std: "docker" "start" "-a" "4380008eeef7fdef1adfdb7dd704fde018a81068deb54e631c44fdb220f95811", kill_on_drop: false }`
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde v1.0.200
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking gimli v0.28.1
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking either v1.11.0
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking serde_json v1.0.116
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]     Checking sorted-json v0.1.0
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking assert_snapshot v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0597]: `re` does not live long enough
[INFO] [stdout]   --> src/function.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let re = Regex::new(
[INFO] [stdout]    |         -- binding `re` declared here
[INFO] [stdout] ...
[INFO] [stdout] 18 |     re.captures_iter(&content).next().unwrap()[1].to_string()
[INFO] [stdout]    |     ^^------------------------
[INFO] [stdout]    |     |
[INFO] [stdout]    |     borrowed value does not live long enough
[INFO] [stdout]    |     a temporary with access to the borrow is created here ...
[INFO] [stdout] 19 | }
[INFO] [stdout]    | -
[INFO] [stdout]    | |
[INFO] [stdout]    | `re` dropped here while still borrowed
[INFO] [stdout]    | ... and the borrow might be used here, when that temporary is dropped and runs the destructor for type `regex::CaptureMatches<'_, '_>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: the temporary is part of an expression at the end of a block;
[INFO] [stdout]            consider forcing this temporary to be dropped sooner, before the block's local variables are dropped
[INFO] [stdout] help: for example, you could save the expression's value in a new local variable `x` and then make `x` be the expression at the end of the block
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let x = re.captures_iter(&content).next().unwrap()[1].to_string(); x
[INFO] [stdout]    |     +++++++                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0597]: `re` does not live long enough
[INFO] [stdout]   --> src/function.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let re = Regex::new(
[INFO] [stdout]    |         -- binding `re` declared here
[INFO] [stdout] ...
[INFO] [stdout] 18 |     re.captures_iter(&content).next().unwrap()[1].to_string()
[INFO] [stdout]    |     ^^------------------------
[INFO] [stdout]    |     |
[INFO] [stdout]    |     borrowed value does not live long enough
[INFO] [stdout]    |     a temporary with access to the borrow is created here ...
[INFO] [stdout] 19 | }
[INFO] [stdout]    | -
[INFO] [stdout]    | |
[INFO] [stdout]    | `re` dropped here while still borrowed
[INFO] [stdout]    | ... and the borrow might be used here, when that temporary is dropped and runs the destructor for type `regex::CaptureMatches<'_, '_>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: the temporary is part of an expression at the end of a block;
[INFO] [stdout]            consider forcing this temporary to be dropped sooner, before the block's local variables are dropped
[INFO] [stdout] help: for example, you could save the expression's value in a new local variable `x` and then make `x` be the expression at the end of the block
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let x = re.captures_iter(&content).next().unwrap()[1].to_string(); x
[INFO] [stdout]    |     +++++++                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0597`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0597`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `assert_snapshot` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `assert_snapshot` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "4380008eeef7fdef1adfdb7dd704fde018a81068deb54e631c44fdb220f95811", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4380008eeef7fdef1adfdb7dd704fde018a81068deb54e631c44fdb220f95811", kill_on_drop: false }`
[INFO] [stdout] 4380008eeef7fdef1adfdb7dd704fde018a81068deb54e631c44fdb220f95811
