[INFO] cloning repository https://github.com/weykon/rust-data-structure [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/weykon/rust-data-structure" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fweykon%2Frust-data-structure", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fweykon%2Frust-data-structure'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ccfa262712de1af898e9dedd14a0b05b93fd4e18 [INFO] checking weykon/rust-data-structure against master#3350c1eb3fd8fe1bee1ed4c76944d707bd256876 for pr-140558 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fweykon%2Frust-data-structure" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/weykon/rust-data-structure on toolchain 3350c1eb3fd8fe1bee1ed4c76944d707bd256876 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3350c1eb3fd8fe1bee1ed4c76944d707bd256876" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/weykon/rust-data-structure [INFO] finished tweaking git repo https://github.com/weykon/rust-data-structure [INFO] tweaked toml for git repo https://github.com/weykon/rust-data-structure written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/weykon/rust-data-structure 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" "+3350c1eb3fd8fe1bee1ed4c76944d707bd256876" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+3350c1eb3fd8fe1bee1ed4c76944d707bd256876" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5043a91eadaf0661e68fd8d0c6ff369442a9ea793c18b0372a556940b6178612 [INFO] running `Command { std: "docker" "start" "-a" "5043a91eadaf0661e68fd8d0c6ff369442a9ea793c18b0372a556940b6178612", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5043a91eadaf0661e68fd8d0c6ff369442a9ea793c18b0372a556940b6178612", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5043a91eadaf0661e68fd8d0c6ff369442a9ea793c18b0372a556940b6178612", kill_on_drop: false }` [INFO] [stdout] 5043a91eadaf0661e68fd8d0c6ff369442a9ea793c18b0372a556940b6178612 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+3350c1eb3fd8fe1bee1ed4c76944d707bd256876" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f8181952e70125deccde24616e34f43e19a8ef2e4d49b1bc2df80928798a9520 [INFO] running `Command { std: "docker" "start" "-a" "f8181952e70125deccde24616e34f43e19a8ef2e4d49b1bc2df80928798a9520", kill_on_drop: false }` [INFO] [stderr] Checking pointer v0.1.0 (/opt/rustwide/workdir/pointer) [INFO] [stderr] Checking how_understand_deref v0.1.0 (/opt/rustwide/workdir/how_understand_deref) [INFO] [stderr] Checking shirt_store v0.1.0 (/opt/rustwide/workdir/shirt_store) [INFO] [stderr] Checking unsafe_split v0.1.0 (/opt/rustwide/workdir/unsafe_split) [INFO] [stderr] Checking double_channel_pointer_at_for v0.1.0 (/opt/rustwide/workdir/double_channel_pointer_at_for) [INFO] [stderr] Checking option_and_box v0.1.0 (/opt/rustwide/workdir/option_and_box) [INFO] [stderr] Checking ref_and_owner_borrow_rwo v0.1.0 (/opt/rustwide/workdir/ref_and_owner_borrow_rwo) [INFO] [stderr] Checking stack v0.1.0 (/opt/rustwide/workdir/stack) [INFO] [stderr] Checking blog_post v0.1.0 (/opt/rustwide/workdir/blog_post) [INFO] [stderr] Checking dyn_prog v0.1.0 (/opt/rustwide/workdir/dyn_prog) [INFO] [stdout] warning: unused variable: `num` [INFO] [stdout] --> how_understand_deref/src/main.rs:38:9 [INFO] [stdout] | [INFO] [stdout] 38 | let num = &v[2]; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_num` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `l` [INFO] [stdout] --> ref_and_owner_borrow_rwo/src/main.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | let l = 1; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_l` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> ref_and_owner_borrow_rwo/src/main.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 9 | let a = *r; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ref_deref_ref_s` [INFO] [stdout] --> ref_and_owner_borrow_rwo/src/main.rs:19:9 [INFO] [stdout] | [INFO] [stdout] 19 | let ref_deref_ref_s = &*ref_s; [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ref_deref_ref_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `x` is never read [INFO] [stdout] --> ref_and_owner_borrow_rwo/src/main.rs:28:5 [INFO] [stdout] | [INFO] [stdout] 28 | x += z; [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: unused variable: `a` [INFO] [stdout] --> ref_and_owner_borrow_rwo/src/main.rs:38:9 [INFO] [stdout] | [INFO] [stdout] 38 | let a = *b; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ref_to_option` [INFO] [stdout] --> option_and_box/src/main.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 13 | let ref_to_option = &*option_ref; [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ref_to_option` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ref_v` [INFO] [stdout] --> ref_and_owner_borrow_rwo/src/main.rs:47:9 [INFO] [stdout] | [INFO] [stdout] 47 | let ref_v = &v; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_ref_v` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> ref_and_owner_borrow_rwo/src/main.rs:14:9 [INFO] [stdout] | [INFO] [stdout] 14 | let mut s = Box::new(2); [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] --> ref_and_owner_borrow_rwo/src/main.rs:37:9 [INFO] [stdout] | [INFO] [stdout] 37 | let mut b = Box::new(2); [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] --> ref_and_owner_borrow_rwo/src/main.rs:46:9 [INFO] [stdout] | [INFO] [stdout] 46 | let mut v = String::new(); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking rust-data-structure v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `ref_to_one` [INFO] [stdout] --> option_and_box/src/main.rs:14:9 [INFO] [stdout] | [INFO] [stdout] 14 | let ref_to_one = *option_ref; [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ref_to_one` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `option_and_ref_one` [INFO] [stdout] --> option_and_box/src/main.rs:15:9 [INFO] [stdout] | [INFO] [stdout] 15 | let option_and_ref_one = aa.as_ref(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_option_and_ref_one` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `keep_option_with_box_deref_into_one` [INFO] [stdout] --> option_and_box/src/main.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 18 | let keep_option_with_box_deref_into_one = aa.as_deref(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_keep_option_with_box_deref_into_one` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `l` [INFO] [stdout] --> ref_and_owner_borrow_rwo/src/main.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | let l = 1; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_l` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> ref_and_owner_borrow_rwo/src/main.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 9 | let a = *r; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ref_deref_ref_s` [INFO] [stdout] --> ref_and_owner_borrow_rwo/src/main.rs:19:9 [INFO] [stdout] | [INFO] [stdout] 19 | let ref_deref_ref_s = &*ref_s; [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ref_deref_ref_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `x` is never read [INFO] [stdout] --> ref_and_owner_borrow_rwo/src/main.rs:28:5 [INFO] [stdout] | [INFO] [stdout] 28 | x += z; [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: unused variable: `a` [INFO] [stdout] --> ref_and_owner_borrow_rwo/src/main.rs:38:9 [INFO] [stdout] | [INFO] [stdout] 38 | let a = *b; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ref_v` [INFO] [stdout] --> ref_and_owner_borrow_rwo/src/main.rs:47:9 [INFO] [stdout] | [INFO] [stdout] 47 | let ref_v = &v; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_ref_v` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> ref_and_owner_borrow_rwo/src/main.rs:14:9 [INFO] [stdout] | [INFO] [stdout] 14 | let mut s = Box::new(2); [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] --> ref_and_owner_borrow_rwo/src/main.rs:37:9 [INFO] [stdout] | [INFO] [stdout] 37 | let mut b = Box::new(2); [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] --> ref_and_owner_borrow_rwo/src/main.rs:46:9 [INFO] [stdout] | [INFO] [stdout] 46 | let mut v = String::new(); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `order_0` [INFO] [stdout] --> shirt_store/src/main.rs:39:9 [INFO] [stdout] | [INFO] [stdout] 39 | let order_0 = store.giveaway(Some(ShirtColor::Blue)); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_order_0` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `order_1` [INFO] [stdout] --> shirt_store/src/main.rs:40:9 [INFO] [stdout] | [INFO] [stdout] 40 | let order_1 = store.giveaway(Some(ShirtColor::Red)); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_order_1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `order_2` [INFO] [stdout] --> shirt_store/src/main.rs:41:9 [INFO] [stdout] | [INFO] [stdout] 41 | let order_2 = store.giveaway(Some(ShirtColor::Red)); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_order_2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `order_3` [INFO] [stdout] --> shirt_store/src/main.rs:42:9 [INFO] [stdout] | [INFO] [stdout] 42 | let order_3 = store.giveaway(None); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_order_3` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `post` [INFO] [stdout] --> blog_post/src/main.rs:67:27 [INFO] [stdout] | [INFO] [stdout] 67 | fn content<'a>(&self, post: &'a Post) -> &'a str { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_post` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `reject` and `content` are never used [INFO] [stdout] --> blog_post/src/main.rs:66:8 [INFO] [stdout] | [INFO] [stdout] 63 | trait State { [INFO] [stdout] | ----- methods in this trait [INFO] [stdout] ... [INFO] [stdout] 66 | fn reject(self: Box) -> Box; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 67 | fn content<'a>(&self, post: &'a Post) -> &'a str { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `first::*` [INFO] [stdout] --> stack/src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use first::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking ref_or_owner_check_type v0.1.0 (/opt/rustwide/workdir/ref_or_owner_check_type) [INFO] [stdout] warning: unused variable: `order_0` [INFO] [stdout] --> shirt_store/src/main.rs:39:9 [INFO] [stdout] | [INFO] [stdout] 39 | let order_0 = store.giveaway(Some(ShirtColor::Blue)); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_order_0` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `order_1` [INFO] [stdout] --> shirt_store/src/main.rs:40:9 [INFO] [stdout] | [INFO] [stdout] 40 | let order_1 = store.giveaway(Some(ShirtColor::Red)); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_order_1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `order_2` [INFO] [stdout] --> shirt_store/src/main.rs:41:9 [INFO] [stdout] | [INFO] [stdout] 41 | let order_2 = store.giveaway(Some(ShirtColor::Red)); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_order_2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `order_3` [INFO] [stdout] --> shirt_store/src/main.rs:42:9 [INFO] [stdout] | [INFO] [stdout] 42 | let order_3 = store.giveaway(None); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_order_3` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `iter` is never used [INFO] [stdout] --> stack/src/second_ok_stack.rs:85:12 [INFO] [stdout] | [INFO] [stdout] 84 | impl List { [INFO] [stdout] | --------------- method in this implementation [INFO] [stdout] 85 | pub fn iter(&self) -> Iter { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `iter_mut` is never used [INFO] [stdout] --> stack/src/second_ok_stack.rs:107:12 [INFO] [stdout] | [INFO] [stdout] 106 | impl List { [INFO] [stdout] | --------------- method in this implementation [INFO] [stdout] 107 | pub fn iter_mut(&mut self) -> IterMut<'_, T> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `first::*` [INFO] [stdout] --> stack/src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use first::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not parse/generate dep info at: /opt/rustwide/target/debug/deps/rust_data_structure-bc517b4df217214c.d [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] failed to write `/opt/rustwide/target/debug/.fingerprint/rust-data-structure-bc517b4df217214c/dep-bin-rust-data-structure` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] No space left on device (os error 28) [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not parse/generate dep info at: /opt/rustwide/target/debug/deps/shirt_store-894dd5ff549de6c7.d [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] failed to write `/opt/rustwide/target/debug/.fingerprint/shirt_store-894dd5ff549de6c7/dep-bin-shirt_store` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] No space left on device (os error 28) [INFO] [stderr] error: could not parse/generate dep info at: /opt/rustwide/target/debug/deps/blog_post-8addeea9f7ef7b6f.d [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] failed to write `/opt/rustwide/target/debug/.fingerprint/blog_post-8addeea9f7ef7b6f/dep-bin-blog_post` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] No space left on device (os error 28) [INFO] [stderr] error: could not parse/generate dep info at: /opt/rustwide/target/debug/deps/stack-7c38149d4fc95bec.d [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] failed to write `/opt/rustwide/target/debug/.fingerprint/stack-7c38149d4fc95bec/dep-test-bin-stack` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] No space left on device (os error 28) [INFO] [stderr] error: could not parse/generate dep info at: /opt/rustwide/target/debug/deps/unsafe_split-1543726f147453e4.d [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] failed to write `/opt/rustwide/target/debug/.fingerprint/unsafe_split-1543726f147453e4/dep-bin-unsafe_split` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] No space left on device (os error 28) [INFO] [stdout] error: couldn't create a temp dir: No space left on device (os error 28) at path "/opt/rustwide/target/debug/deps/rmetapQGMG3" [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `stack` (bin "stack"); 1 warning emitted [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] No space left on device (os error 28) [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] failed to parse process output: `/opt/rustwide/rustup-home/toolchains/3350c1eb3fd8fe1bee1ed4c76944d707bd256876/bin/rustc --crate-name stack --edition=2021 stack/src/main.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type bin --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values())' -C metadata=f40467c7e0af30c4 -C extra-filename=-4977b842c704f98b --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints=forbid` (exit status: 1) [INFO] [stderr] error: could not compile `dyn_prog` (bin "dyn_prog" test) due to 1 previous error [INFO] [stdout] warning: unused variable: `ref_imm` [INFO] [stdout] --> pointer/src/lib.rs:46:13 [INFO] [stdout] | [INFO] [stdout] 46 | let ref_imm: &u32 = &*p_imm; [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ref_imm` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ref_mut` [INFO] [stdout] --> pointer/src/lib.rs:47:13 [INFO] [stdout] | [INFO] [stdout] 47 | let ref_mut: &mut u32 = &mut *p_mut; [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ref_mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `s5` is never read [INFO] [stdout] --> ref_or_owner_check_type/src/main.rs:47:13 [INFO] [stdout] | [INFO] [stdout] 47 | let mut s5 = String::new(); [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: unused variable: `post` [INFO] [stdout] --> blog_post/src/main.rs:67:27 [INFO] [stdout] | [INFO] [stdout] 67 | fn content<'a>(&self, post: &'a Post) -> &'a str { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_post` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `reject` and `content` are never used [INFO] [stdout] --> blog_post/src/main.rs:66:8 [INFO] [stdout] | [INFO] [stdout] 63 | trait State { [INFO] [stdout] | ----- methods in this trait [INFO] [stdout] ... [INFO] [stdout] 66 | fn reject(self: Box) -> Box; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 67 | fn content<'a>(&self, post: &'a Post) -> &'a str { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `num` [INFO] [stdout] --> how_understand_deref/src/main.rs:38:9 [INFO] [stdout] | [INFO] [stdout] 38 | let num = &v[2]; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_num` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `s5` is never read [INFO] [stdout] --> ref_or_owner_check_type/src/main.rs:47:13 [INFO] [stdout] | [INFO] [stdout] 47 | let mut s5 = String::new(); [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] running `Command { std: "docker" "inspect" "f8181952e70125deccde24616e34f43e19a8ef2e4d49b1bc2df80928798a9520", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f8181952e70125deccde24616e34f43e19a8ef2e4d49b1bc2df80928798a9520", kill_on_drop: false }` [INFO] [stdout] f8181952e70125deccde24616e34f43e19a8ef2e4d49b1bc2df80928798a9520