[INFO] fetching crate toodoux 0.4.0...
[INFO] checking toodoux-0.4.0 against try#23ffd2897cbb44320ca18dfe4d05dbacb37d55e0 for pr-115950
[INFO] extracting crate toodoux 0.4.0 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate toodoux 0.4.0 on toolchain 23ffd2897cbb44320ca18dfe4d05dbacb37d55e0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+23ffd2897cbb44320ca18dfe4d05dbacb37d55e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate toodoux 0.4.0
[INFO] finished tweaking crates.io crate toodoux 0.4.0
[INFO] tweaked toml for crates.io crate toodoux 0.4.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate toodoux 0.4.0 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" "+23ffd2897cbb44320ca18dfe4d05dbacb37d55e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+23ffd2897cbb44320ca18dfe4d05dbacb37d55e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b9c424e3f82431da3d01d04b67a80fd5f302fcbe2e81b761027111f8befd6c49
[INFO] running `Command { std: "docker" "start" "-a" "b9c424e3f82431da3d01d04b67a80fd5f302fcbe2e81b761027111f8befd6c49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b9c424e3f82431da3d01d04b67a80fd5f302fcbe2e81b761027111f8befd6c49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9c424e3f82431da3d01d04b67a80fd5f302fcbe2e81b761027111f8befd6c49", kill_on_drop: false }`
[INFO] [stdout] b9c424e3f82431da3d01d04b67a80fd5f302fcbe2e81b761027111f8befd6c49
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+23ffd2897cbb44320ca18dfe4d05dbacb37d55e0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4994280955a5c459f5e86d0be01c61abc1033290c96fefa800df0c901f01bd3a
[INFO] running `Command { std: "docker" "start" "-a" "4994280955a5c459f5e86d0be01c61abc1033290c96fefa800df0c901f01bd3a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking thread_local v1.1.0
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking regex-syntax v0.6.22
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking itertools v0.10.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking term_size v0.3.2
[INFO] [stderr]     Checking dirs v3.0.1
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking env_logger v0.8.2
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking serde_test v1.0.125
[INFO] [stderr]     Checking toodoux v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0502]: cannot borrow `line_buffer` as mutable because it is also borrowed as immutable
[INFO] [stdout]    --> src/app/cli.rs:751:11
[INFO] [stdout]     |
[INFO] [stdout] 746 |           let hl_description = self.highlight_description_line(status, &line_buffer);
[INFO] [stdout]     |                                                                        ------------ immutable borrow occurs here
[INFO] [stdout] ...
[INFO] [stdout] 751 |           line_buffer.clear();
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^ mutable borrow occurs here
[INFO] [stdout] ...
[INFO] [stdout] 754 |         } else {
[INFO] [stdout]     |         - immutable borrow might be used here, when `hl_description` is dropped and runs the destructor for type `impl std::fmt::Display`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0502]: cannot borrow `line_buffer` as mutable because it is also borrowed as immutable
[INFO] [stdout]    --> src/app/cli.rs:752:11
[INFO] [stdout]     |
[INFO] [stdout] 746 |           let hl_description = self.highlight_description_line(status, &line_buffer);
[INFO] [stdout]     |                                                                        ------------ immutable borrow occurs here
[INFO] [stdout] ...
[INFO] [stdout] 752 |           line_buffer.push_str(word);
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^^ mutable borrow occurs here
[INFO] [stdout] 753 |           rel_offset = word_size;
[INFO] [stdout] 754 |         } else {
[INFO] [stdout]     |         - immutable borrow might be used here, when `hl_description` is dropped and runs the destructor for type `impl std::fmt::Display`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0502]: cannot borrow `line_buffer` as mutable because it is also borrowed as immutable
[INFO] [stdout]    --> src/app/cli.rs:751:11
[INFO] [stdout]     |
[INFO] [stdout] 746 |           let hl_description = self.highlight_description_line(status, &line_buffer);
[INFO] [stdout]     |                                                                        ------------ immutable borrow occurs here
[INFO] [stdout] ...
[INFO] [stdout] 751 |           line_buffer.clear();
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^ mutable borrow occurs here
[INFO] [stdout] ...
[INFO] [stdout] 754 |         } else {
[INFO] [stdout]     |         - immutable borrow might be used here, when `hl_description` is dropped and runs the destructor for type `impl std::fmt::Display`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0502]: cannot borrow `line_buffer` as mutable because it is also borrowed as immutable
[INFO] [stdout]    --> src/app/cli.rs:752:11
[INFO] [stdout]     |
[INFO] [stdout] 746 |           let hl_description = self.highlight_description_line(status, &line_buffer);
[INFO] [stdout]     |                                                                        ------------ immutable borrow occurs here
[INFO] [stdout] ...
[INFO] [stdout] 752 |           line_buffer.push_str(word);
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^^ mutable borrow occurs here
[INFO] [stdout] 753 |           rel_offset = word_size;
[INFO] [stdout] 754 |         } else {
[INFO] [stdout]     |         - immutable borrow might be used here, when `hl_description` is dropped and runs the destructor for type `impl std::fmt::Display`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0502`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `toodoux` (bin "td") due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0502`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `toodoux` (bin "td" test) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "4994280955a5c459f5e86d0be01c61abc1033290c96fefa800df0c901f01bd3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4994280955a5c459f5e86d0be01c61abc1033290c96fefa800df0c901f01bd3a", kill_on_drop: false }`
[INFO] [stdout] 4994280955a5c459f5e86d0be01c61abc1033290c96fefa800df0c901f01bd3a