[INFO] cloning repository https://github.com/itssaptarshi/rust_book [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/itssaptarshi/rust_book" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fitssaptarshi%2Frust_book", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fitssaptarshi%2Frust_book'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f87db7b5877336b0b1cef66d52c1f5ad72d296f8 [INFO] checking itssaptarshi/rust_book against try#409ef99a7d4dc96ae91f65d4b48413ed174514d6 for pr-137633 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fitssaptarshi%2Frust_book" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/itssaptarshi/rust_book on toolchain 409ef99a7d4dc96ae91f65d4b48413ed174514d6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+409ef99a7d4dc96ae91f65d4b48413ed174514d6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/itssaptarshi/rust_book [INFO] finished tweaking git repo https://github.com/itssaptarshi/rust_book [INFO] tweaked toml for git repo https://github.com/itssaptarshi/rust_book written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/itssaptarshi/rust_book 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" "+409ef99a7d4dc96ae91f65d4b48413ed174514d6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [INFO] checking itssaptarshi/rust_book against try#409ef99a7d4dc96ae91f65d4b48413ed174514d6 for pr-137633 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fitssaptarshi%2Frust_book" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/itssaptarshi/rust_book on toolchain 409ef99a7d4dc96ae91f65d4b48413ed174514d6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+409ef99a7d4dc96ae91f65d4b48413ed174514d6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/itssaptarshi/rust_book [INFO] finished tweaking git repo https://github.com/itssaptarshi/rust_book [INFO] tweaked toml for git repo https://github.com/itssaptarshi/rust_book written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/itssaptarshi/rust_book 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" "+409ef99a7d4dc96ae91f65d4b48413ed174514d6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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 windows-targets v0.48.2 [INFO] [stderr] Downloaded errno v0.3.2 [INFO] [stderr] Downloaded cc v1.0.82 [INFO] [stderr] Downloaded rustix v0.38.8 [INFO] [stderr] Downloaded windows_aarch64_gnullvm v0.48.2 [INFO] [stderr] Downloaded windows_x86_64_gnullvm v0.48.2 [INFO] [stderr] Downloaded windows_x86_64_msvc v0.48.2 [INFO] [stderr] Downloaded windows_aarch64_msvc v0.48.2 [INFO] [stderr] Downloaded windows_x86_64_gnu v0.48.2 [INFO] [stderr] Downloaded windows_i686_msvc v0.48.2 [INFO] [stderr] Downloaded windows_i686_gnu v0.48.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+409ef99a7d4dc96ae91f65d4b48413ed174514d6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bc9fff21ab30ddab6f2c17c7405016c18b92cbe51f9e9c08cebfa8b537368f5c [INFO] running `Command { std: "docker" "start" "-a" "bc9fff21ab30ddab6f2c17c7405016c18b92cbe51f9e9c08cebfa8b537368f5c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bc9fff21ab30ddab6f2c17c7405016c18b92cbe51f9e9c08cebfa8b537368f5c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bc9fff21ab30ddab6f2c17c7405016c18b92cbe51f9e9c08cebfa8b537368f5c", kill_on_drop: false }` [INFO] [stdout] bc9fff21ab30ddab6f2c17c7405016c18b92cbe51f9e9c08cebfa8b537368f5c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+409ef99a7d4dc96ae91f65d4b48413ed174514d6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b7ac3363e8d39040d78f0dfee2c759a02faf8375c7fc3078a00d4485a8cb2bc6 [INFO] running `Command { std: "docker" "start" "-a" "b7ac3363e8d39040d78f0dfee2c759a02faf8375c7fc3078a00d4485a8cb2bc6", kill_on_drop: false }` [INFO] [stderr] Compiling rustix v0.38.8 [INFO] [stderr] Compiling libc v0.2.147 [INFO] [stderr] Checking bitflags v2.4.0 [INFO] [stderr] Checking linux-raw-sys v0.4.5 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand v0.5.6 [INFO] [stderr] Checking is-terminal v0.4.9 [INFO] [stderr] Checking colored v2.0.4 [INFO] [stderr] Checking rust_book v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0583]: file not found for module `ownership` [INFO] [stdout] --> src/main.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | mod ownership; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: to create the module `ownership`, create file "src/ownership.rs" or "src/ownership/mod.rs" [INFO] [stdout] = note: if there is a `mod ownership` elsewhere in the crate already, import it with `use crate::...` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0583]: file not found for module `ownership` [INFO] [stdout] --> src/main.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | mod ownership; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: to create the module `ownership`, create file "src/ownership.rs" or "src/ownership/mod.rs" [INFO] [stdout] = note: if there is a `mod ownership` elsewhere in the crate already, import it with `use crate::...` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> src/common_programming_concepts.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 18 | let a = 5; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `b` [INFO] [stdout] --> src/common_programming_concepts.rs:19:9 [INFO] [stdout] | [INFO] [stdout] 19 | let b = 2.5; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `c` [INFO] [stdout] --> src/common_programming_concepts.rs:20:9 [INFO] [stdout] | [INFO] [stdout] 20 | let c = 0xff; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sum` [INFO] [stdout] --> src/common_programming_concepts.rs:22:9 [INFO] [stdout] | [INFO] [stdout] 22 | let sum = 5 + 10; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_sum` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sub` [INFO] [stdout] --> src/common_programming_concepts.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | let sub = 10 - 5; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_sub` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `mul` [INFO] [stdout] --> src/common_programming_concepts.rs:24:9 [INFO] [stdout] | [INFO] [stdout] 24 | let mul = 10 * 5; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_mul` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `div` [INFO] [stdout] --> src/common_programming_concepts.rs:25:9 [INFO] [stdout] | [INFO] [stdout] 25 | let div = 10 / 5; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_div` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `char` [INFO] [stdout] --> src/common_programming_concepts.rs:27:9 [INFO] [stdout] | [INFO] [stdout] 27 | let char = 'a'; [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_char` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stringb` [INFO] [stdout] --> src/common_programming_concepts.rs:28:9 [INFO] [stdout] | [INFO] [stdout] 28 | let stringb = "hello"; [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stringb` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `age` [INFO] [stdout] --> src/common_programming_concepts.rs:33:9 [INFO] [stdout] | [INFO] [stdout] 33 | let age = tup.1; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_age` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0583`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rust_book` (bin "rust_book") due to 1 previous error; 10 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> src/common_programming_concepts.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 18 | let a = 5; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `b` [INFO] [stdout] --> src/common_programming_concepts.rs:19:9 [INFO] [stdout] | [INFO] [stdout] 19 | let b = 2.5; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `c` [INFO] [stdout] --> src/common_programming_concepts.rs:20:9 [INFO] [stdout] | [INFO] [stdout] 20 | let c = 0xff; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sum` [INFO] [stdout] --> src/common_programming_concepts.rs:22:9 [INFO] [stdout] | [INFO] [stdout] 22 | let sum = 5 + 10; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_sum` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sub` [INFO] [stdout] --> src/common_programming_concepts.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | let sub = 10 - 5; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_sub` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `mul` [INFO] [stdout] --> src/common_programming_concepts.rs:24:9 [INFO] [stdout] | [INFO] [stdout] 24 | let mul = 10 * 5; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_mul` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `div` [INFO] [stdout] --> src/common_programming_concepts.rs:25:9 [INFO] [stdout] | [INFO] [stdout] 25 | let div = 10 / 5; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_div` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `char` [INFO] [stdout] --> src/common_programming_concepts.rs:27:9 [INFO] [stdout] | [INFO] [stdout] 27 | let char = 'a'; [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_char` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stringb` [INFO] [stdout] --> src/common_programming_concepts.rs:28:9 [INFO] [stdout] | [INFO] [stdout] 28 | let stringb = "hello"; [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stringb` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `age` [INFO] [stdout] --> src/common_programming_concepts.rs:33:9 [INFO] [stdout] | [INFO] [stdout] 33 | let age = tup.1; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_age` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0583`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rust_book` (bin "rust_book" test) due to 1 previous error; 10 warnings emitted [INFO] running `Command { std: "docker" "inspect" "b7ac3363e8d39040d78f0dfee2c759a02faf8375c7fc3078a00d4485a8cb2bc6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b7ac3363e8d39040d78f0dfee2c759a02faf8375c7fc3078a00d4485a8cb2bc6", kill_on_drop: false }` [INFO] [stdout] b7ac3363e8d39040d78f0dfee2c759a02faf8375c7fc3078a00d4485a8cb2bc6