[INFO] cloning repository https://github.com/nmarley/junkrust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nmarley/junkrust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnmarley%2Fjunkrust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnmarley%2Fjunkrust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c024ea35dac76223279f8051979050fc184cd473 [INFO] checking nmarley/junkrust against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnmarley%2Fjunkrust" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/nmarley/junkrust on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/nmarley/junkrust [INFO] finished tweaking git repo https://github.com/nmarley/junkrust [INFO] tweaked toml for git repo https://github.com/nmarley/junkrust written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/nmarley/junkrust 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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rand v0.8.1 [INFO] [stderr] Downloaded rand_core v0.6.1 [INFO] [stderr] Downloaded wasi v0.10.1+wasi-snapshot-preview1 [INFO] [stderr] Downloaded getrandom v0.2.1 [INFO] [stderr] Downloaded libc v0.2.82 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a195f70504cfa0f73cc8ba321e418825fc46fb752214cf4808d97e657a48ca8f [INFO] running `Command { std: "docker" "start" "-a" "a195f70504cfa0f73cc8ba321e418825fc46fb752214cf4808d97e657a48ca8f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a195f70504cfa0f73cc8ba321e418825fc46fb752214cf4808d97e657a48ca8f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a195f70504cfa0f73cc8ba321e418825fc46fb752214cf4808d97e657a48ca8f", kill_on_drop: false }` [INFO] [stdout] a195f70504cfa0f73cc8ba321e418825fc46fb752214cf4808d97e657a48ca8f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bef6c065826deb58032f5045b4031cce868c5041e40d47cce03936ab9cdcae7a [INFO] running `Command { std: "docker" "start" "-a" "bef6c065826deb58032f5045b4031cce868c5041e40d47cce03936ab9cdcae7a", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.82 [INFO] [stderr] Compiling getrandom v0.2.1 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Checking rand_core v0.6.1 [INFO] [stderr] Checking rand_chacha v0.3.0 [INFO] [stderr] Checking rand v0.8.1 [INFO] [stderr] Checking junkrust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `secret` is never read [INFO] [stdout] --> src/main.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | secret = "yoyo".to_string(); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `secret` is never read [INFO] [stdout] --> src/main.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | secret = "yoyo".to_string(); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 9 | let mut secret = "shala ma cookie".to_string(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 9 | let mut secret = "shala ma cookie".to_string(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | let mut t = Thing { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | let mut t = Thing { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0506]: cannot assign to `secret` because it is borrowed [INFO] [stdout] --> src/main.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 11 | name: RefCell::new(&secret), [INFO] [stdout] | ------- `secret` is borrowed here [INFO] [stdout] 12 | }; [INFO] [stdout] 13 | secret = "yoyo".to_string(); [INFO] [stdout] | ^^^^^^ `secret` is assigned to here but it was already borrowed [INFO] [stdout] 14 | dbg!(&t); [INFO] [stdout] | -- borrow later used here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0506]: cannot assign to `secret` because it is borrowed [INFO] [stdout] --> src/main.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 11 | name: RefCell::new(&secret), [INFO] [stdout] | ------- `secret` is borrowed here [INFO] [stdout] 12 | }; [INFO] [stdout] 13 | secret = "yoyo".to_string(); [INFO] [stdout] | ^^^^^^ `secret` is assigned to here but it was already borrowed [INFO] [stdout] 14 | dbg!(&t); [INFO] [stdout] | -- borrow later used here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0506`. [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0506`. [INFO] [stdout] [INFO] [stderr] error: could not compile `junkrust` (bin "junkrust" test) due to 2 previous errors; 3 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `junkrust` (bin "junkrust") due to 2 previous errors; 3 warnings emitted [INFO] running `Command { std: "docker" "inspect" "bef6c065826deb58032f5045b4031cce868c5041e40d47cce03936ab9cdcae7a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bef6c065826deb58032f5045b4031cce868c5041e40d47cce03936ab9cdcae7a", kill_on_drop: false }` [INFO] [stdout] bef6c065826deb58032f5045b4031cce868c5041e40d47cce03936ab9cdcae7a [INFO] checking nmarley/junkrust against try#36dbcaee1a55543dfc181be52a69d99ff46ff62f for pr-122960-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnmarley%2Fjunkrust" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/nmarley/junkrust on toolchain 36dbcaee1a55543dfc181be52a69d99ff46ff62f [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/nmarley/junkrust [INFO] finished tweaking git repo https://github.com/nmarley/junkrust [INFO] tweaked toml for git repo https://github.com/nmarley/junkrust written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/nmarley/junkrust 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" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 498f3b0d89ce409786b7d091146885fa317c96592648f497808cfb68e34d04be [INFO] running `Command { std: "docker" "start" "-a" "498f3b0d89ce409786b7d091146885fa317c96592648f497808cfb68e34d04be", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "498f3b0d89ce409786b7d091146885fa317c96592648f497808cfb68e34d04be", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "498f3b0d89ce409786b7d091146885fa317c96592648f497808cfb68e34d04be", kill_on_drop: false }` [INFO] [stdout] 498f3b0d89ce409786b7d091146885fa317c96592648f497808cfb68e34d04be [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cd097191d9a0ae5ee8f818b96fae7bc30403a64c8f261455074e6f0c42613cef [INFO] running `Command { std: "docker" "start" "-a" "cd097191d9a0ae5ee8f818b96fae7bc30403a64c8f261455074e6f0c42613cef", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] skipping non-2021 edition `2018` [INFO] running `Command { std: "docker" "inspect" "cd097191d9a0ae5ee8f818b96fae7bc30403a64c8f261455074e6f0c42613cef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cd097191d9a0ae5ee8f818b96fae7bc30403a64c8f261455074e6f0c42613cef", kill_on_drop: false }` [INFO] [stdout] cd097191d9a0ae5ee8f818b96fae7bc30403a64c8f261455074e6f0c42613cef