[INFO] cloning repository https://github.com/jangryga/rust-ds [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jangryga/rust-ds" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjangryga%2Frust-ds", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjangryga%2Frust-ds'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjangryga%2Frust-ds: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 1) [INFO] cloning repository https://github.com/jangryga/rust-ds [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jangryga/rust-ds" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjangryga%2Frust-ds", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjangryga%2Frust-ds'... [INFO] [stderr] error: copy-fd: write returned: No space left on device [INFO] [stderr] fatal: cannot copy '/usr/share/git-core/templates/description' to '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjangryga%2Frust-ds/description': No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 2) [INFO] cloning repository https://github.com/jangryga/rust-ds [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jangryga/rust-ds" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjangryga%2Frust-ds", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjangryga%2Frust-ds'... [INFO] [stderr] error: copy-fd: write returned: No space left on device [INFO] [stderr] fatal: cannot copy '/usr/share/git-core/templates/hooks/pre-merge-commit.sample' to '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjangryga%2Frust-ds/hooks/pre-merge-commit.sample': No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 3) [INFO] cloning repository https://github.com/jangryga/rust-ds [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jangryga/rust-ds" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjangryga%2Frust-ds", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjangryga%2Frust-ds'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjangryga%2Frust-ds: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 4) [INFO] cloning repository https://github.com/jangryga/rust-ds [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jangryga/rust-ds" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjangryga%2Frust-ds", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjangryga%2Frust-ds'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjangryga%2Frust-ds: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 5) [INFO] cloning repository https://github.com/jangryga/rust-ds [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jangryga/rust-ds" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjangryga%2Frust-ds", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjangryga%2Frust-ds'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjangryga%2Frust-ds: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 6) [INFO] cloning repository https://github.com/jangryga/rust-ds [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jangryga/rust-ds" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjangryga%2Frust-ds", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjangryga%2Frust-ds'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] cefbadfd7809040f8cfe0c80ac0cc8f4c5cded77 [INFO] checking jangryga/rust-ds against try#5cafabc9f16561d7796554d5d241c3068e2bd97f for pr-135852 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjangryga%2Frust-ds" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] error: failed to write new configuration file /workspace/builds/worker-7-tc2/source/.git/config.lock [INFO] [stderr] fatal: could not set 'core.repositoryformatversion' to '0' [INFO] checking jangryga/rust-ds against try#5cafabc9f16561d7796554d5d241c3068e2bd97f for pr-135852 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjangryga%2Frust-ds" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jangryga/rust-ds on toolchain 5cafabc9f16561d7796554d5d241c3068e2bd97f [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5cafabc9f16561d7796554d5d241c3068e2bd97f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jangryga/rust-ds [INFO] finished tweaking git repo https://github.com/jangryga/rust-ds [INFO] tweaked toml for git repo https://github.com/jangryga/rust-ds written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/jangryga/rust-ds 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" "+5cafabc9f16561d7796554d5d241c3068e2bd97f" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+5cafabc9f16561d7796554d5d241c3068e2bd97f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 087b1507ba65f10c6becefb5bda05fc9e668e383cc76970da7f9107e30177506 [INFO] running `Command { std: "docker" "start" "-a" "087b1507ba65f10c6becefb5bda05fc9e668e383cc76970da7f9107e30177506", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "087b1507ba65f10c6becefb5bda05fc9e668e383cc76970da7f9107e30177506", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "087b1507ba65f10c6becefb5bda05fc9e668e383cc76970da7f9107e30177506", kill_on_drop: false }` [INFO] [stdout] 087b1507ba65f10c6becefb5bda05fc9e668e383cc76970da7f9107e30177506 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+5cafabc9f16561d7796554d5d241c3068e2bd97f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7745e2e8d3c749343b5f9688023dc43b2cb110295cd7e661c4526265c35029e6 [INFO] running `Command { std: "docker" "start" "-a" "7745e2e8d3c749343b5f9688023dc43b2cb110295cd7e661c4526265c35029e6", kill_on_drop: false }` [INFO] [stderr] Checking data_structures v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trailing semicolon in macro used in expression position [INFO] [stdout] --> src/linked_list/mod.rs:59:47 [INFO] [stdout] | [INFO] [stdout] 59 | $crate::linked_list::LinkedList::new(); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:22:23 [INFO] [stdout] | [INFO] [stdout] 22 | let mut ls1 = linked_list!(); [INFO] [stdout] | -------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79813 [INFO] [stdout] = note: `#[warn(semicolon_in_expressions_from_macros)]` on by default [INFO] [stdout] = note: this warning originates in the macro `linked_list` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `tree` [INFO] [stdout] --> src/lib.rs:32:13 [INFO] [stdout] | [INFO] [stdout] 32 | let tree = TreeNode::new(2); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_tree` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `value`, `left`, and `right` are never read [INFO] [stdout] --> src/binary_tree/mod.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 2 | pub struct TreeNode { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] 3 | value: i32, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 4 | left: Option>, [INFO] [stdout] | ^^^^ [INFO] [stdout] 5 | right: Option>, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `TreeNode` 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] [INFO] [stdout] [INFO] [stdout] warning: fields `value`, `left`, and `right` are never read [INFO] [stdout] --> src/binary_tree/mod.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 2 | pub struct TreeNode { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] 3 | value: i32, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 4 | left: Option>, [INFO] [stdout] | ^^^^ [INFO] [stdout] 5 | right: Option>, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `TreeNode` 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] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.18s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: data_structures v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "7745e2e8d3c749343b5f9688023dc43b2cb110295cd7e661c4526265c35029e6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7745e2e8d3c749343b5f9688023dc43b2cb110295cd7e661c4526265c35029e6", kill_on_drop: false }` [INFO] [stdout] 7745e2e8d3c749343b5f9688023dc43b2cb110295cd7e661c4526265c35029e6