[INFO] cloning repository https://github.com/sammmwi/ruston [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sammmwi/ruston" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsammmwi%2Fruston", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsammmwi%2Fruston'... [INFO] [stderr] error: copy-fd: write returned: No space left on device [INFO] [stderr] fatal: cannot copy '/usr/share/git-core/templates/hooks/commit-msg.sample' to '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsammmwi%2Fruston/hooks/commit-msg.sample': No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 1) [INFO] cloning repository https://github.com/sammmwi/ruston [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sammmwi/ruston" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsammmwi%2Fruston", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsammmwi%2Fruston'... [INFO] [stderr] error: failed to write new configuration file /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsammmwi%2Fruston/config.lock [INFO] [stderr] fatal: could not set 'core.repositoryformatversion' to '0' [WARN] Retrying crate fetch in 3 seconds (attempt 2) [INFO] cloning repository https://github.com/sammmwi/ruston [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sammmwi/ruston" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsammmwi%2Fruston", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsammmwi%2Fruston'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsammmwi%2Fruston: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 3) [INFO] cloning repository https://github.com/sammmwi/ruston [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sammmwi/ruston" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsammmwi%2Fruston", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsammmwi%2Fruston'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9f4067276d0b60ea53aad72d7fdf6b7d7b564a73 [INFO] checking sammmwi/ruston against try#afeffcd090fe6cee35c99f8b5539d74aa443fe34 for pr-140956 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsammmwi%2Fruston" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/sammmwi/ruston [INFO] finished tweaking git repo https://github.com/sammmwi/ruston [INFO] tweaked toml for git repo https://github.com/sammmwi/ruston written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/sammmwi/ruston on toolchain afeffcd090fe6cee35c99f8b5539d74aa443fe34 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+afeffcd090fe6cee35c99f8b5539d74aa443fe34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/sammmwi/ruston 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" "+afeffcd090fe6cee35c99f8b5539d74aa443fe34" "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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+afeffcd090fe6cee35c99f8b5539d74aa443fe34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 24d43c38f785ac63a697267ca0e45c2120d2e403c681b71461272c376f32ea6a [INFO] running `Command { std: "docker" "start" "-a" "24d43c38f785ac63a697267ca0e45c2120d2e403c681b71461272c376f32ea6a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "24d43c38f785ac63a697267ca0e45c2120d2e403c681b71461272c376f32ea6a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "24d43c38f785ac63a697267ca0e45c2120d2e403c681b71461272c376f32ea6a", kill_on_drop: false }` [INFO] [stdout] 24d43c38f785ac63a697267ca0e45c2120d2e403c681b71461272c376f32ea6a [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+afeffcd090fe6cee35c99f8b5539d74aa443fe34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ee77f524182f37d127e58275f78dda2eaba16a1eb9e8dd4c92093b6a4489be77 [INFO] running `Command { std: "docker" "start" "-a" "ee77f524182f37d127e58275f78dda2eaba16a1eb9e8dd4c92093b6a4489be77", kill_on_drop: false }` [INFO] [stderr] Checking json-parser v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:5:12 [INFO] [stdout] | [INFO] [stdout] 5 | Object(HashMap), [INFO] [stdout] | ------ ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `JsonObject` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 5 - Object(HashMap), [INFO] [stdout] 5 + Object(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:6:11 [INFO] [stdout] | [INFO] [stdout] 6 | Array(Vec), [INFO] [stdout] | ----- ^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `JsonObject` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 6 - Array(Vec), [INFO] [stdout] 6 + Array(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:5:12 [INFO] [stdout] | [INFO] [stdout] 5 | Object(HashMap), [INFO] [stdout] | ------ ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `JsonObject` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 5 - Object(HashMap), [INFO] [stdout] 5 + Object(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:7:12 [INFO] [stdout] | [INFO] [stdout] 7 | String(String), [INFO] [stdout] | ------ ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `JsonObject` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 7 - String(String), [INFO] [stdout] 7 + String(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:8:12 [INFO] [stdout] | [INFO] [stdout] 8 | Number(f32), [INFO] [stdout] | ------ ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `JsonObject` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 8 - Number(f32), [INFO] [stdout] 8 + Number(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:6:11 [INFO] [stdout] | [INFO] [stdout] 6 | Array(Vec), [INFO] [stdout] | ----- ^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `JsonObject` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 6 - Array(Vec), [INFO] [stdout] 6 + Array(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:9:13 [INFO] [stdout] | [INFO] [stdout] 9 | Boolean(bool), [INFO] [stdout] | ------- ^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `JsonObject` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 9 - Boolean(bool), [INFO] [stdout] 9 + Boolean(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:7:12 [INFO] [stdout] | [INFO] [stdout] 7 | String(String), [INFO] [stdout] | ------ ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `JsonObject` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 7 - String(String), [INFO] [stdout] 7 + String(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:8:12 [INFO] [stdout] | [INFO] [stdout] 8 | Number(f32), [INFO] [stdout] | ------ ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `JsonObject` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 8 - Number(f32), [INFO] [stdout] 8 + Number(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:9:13 [INFO] [stdout] | [INFO] [stdout] 9 | Boolean(bool), [INFO] [stdout] | ------- ^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `JsonObject` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 9 - Boolean(bool), [INFO] [stdout] 9 + Boolean(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.05s [INFO] running `Command { std: "docker" "inspect" "ee77f524182f37d127e58275f78dda2eaba16a1eb9e8dd4c92093b6a4489be77", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ee77f524182f37d127e58275f78dda2eaba16a1eb9e8dd4c92093b6a4489be77", kill_on_drop: false }` [INFO] [stdout] ee77f524182f37d127e58275f78dda2eaba16a1eb9e8dd4c92093b6a4489be77