[INFO] cloning repository https://github.com/marior765/GC [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/marior765/GC" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarior765%2FGC", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarior765%2FGC'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarior765%2FGC: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 1) [INFO] cloning repository https://github.com/marior765/GC [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/marior765/GC" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarior765%2FGC", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarior765%2FGC'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarior765%2FGC: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 2) [INFO] cloning repository https://github.com/marior765/GC [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/marior765/GC" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarior765%2FGC", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarior765%2FGC'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarior765%2FGC: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 3) [INFO] cloning repository https://github.com/marior765/GC [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/marior765/GC" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarior765%2FGC", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarior765%2FGC'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarior765%2FGC: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 4) [INFO] cloning repository https://github.com/marior765/GC [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/marior765/GC" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarior765%2FGC", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarior765%2FGC'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarior765%2FGC: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 5) [INFO] cloning repository https://github.com/marior765/GC [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/marior765/GC" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarior765%2FGC", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarior765%2FGC'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarior765%2FGC: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 6) [INFO] cloning repository https://github.com/marior765/GC [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/marior765/GC" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarior765%2FGC", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarior765%2FGC'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarior765%2FGC: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 7) [INFO] cloning repository https://github.com/marior765/GC [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/marior765/GC" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarior765%2FGC", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarior765%2FGC'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarior765%2FGC: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 8) [INFO] cloning repository https://github.com/marior765/GC [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/marior765/GC" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarior765%2FGC", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarior765%2FGC'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarior765%2FGC: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 9) [INFO] cloning repository https://github.com/marior765/GC [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/marior765/GC" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarior765%2FGC", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarior765%2FGC'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarior765%2FGC: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 10) [INFO] cloning repository https://github.com/marior765/GC [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/marior765/GC" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarior765%2FGC", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarior765%2FGC'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarior765%2FGC: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 11) [INFO] cloning repository https://github.com/marior765/GC [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/marior765/GC" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarior765%2FGC", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarior765%2FGC'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarior765%2FGC: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 12) [INFO] cloning repository https://github.com/marior765/GC [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/marior765/GC" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarior765%2FGC", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarior765%2FGC'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarior765%2FGC: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 13) [INFO] cloning repository https://github.com/marior765/GC [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/marior765/GC" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarior765%2FGC", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarior765%2FGC'... [INFO] [stderr] error: failed to write new configuration file /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarior765%2FGC/config.lock [INFO] [stderr] fatal: could not set 'core.repositoryformatversion' to '0' [WARN] Retrying crate fetch in 3 seconds (attempt 14) [INFO] cloning repository https://github.com/marior765/GC [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/marior765/GC" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarior765%2FGC", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarior765%2FGC'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e4c812d7af62bee730cf462b7a77cd006b38d6a5 [INFO] checking marior765/GC against master#85c39893a761fe4c050523278da4e7e45ab42b6e for pr-134688 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarior765%2FGC" "/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/marior765/GC on toolchain 85c39893a761fe4c050523278da4e7e45ab42b6e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+85c39893a761fe4c050523278da4e7e45ab42b6e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/marior765/GC [INFO] finished tweaking git repo https://github.com/marior765/GC [INFO] tweaked toml for git repo https://github.com/marior765/GC written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/marior765/GC 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" "+85c39893a761fe4c050523278da4e7e45ab42b6e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+85c39893a761fe4c050523278da4e7e45ab42b6e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 56aa8ad8138b9db49a3e64959a658f3d380f03175dd0153b725f15717d9e4791 [INFO] running `Command { std: "docker" "start" "-a" "56aa8ad8138b9db49a3e64959a658f3d380f03175dd0153b725f15717d9e4791", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "56aa8ad8138b9db49a3e64959a658f3d380f03175dd0153b725f15717d9e4791", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "56aa8ad8138b9db49a3e64959a658f3d380f03175dd0153b725f15717d9e4791", kill_on_drop: false }` [INFO] [stdout] 56aa8ad8138b9db49a3e64959a658f3d380f03175dd0153b725f15717d9e4791 [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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+85c39893a761fe4c050523278da4e7e45ab42b6e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3a193027abd772da59d4eaa3769612e587e8fd7b9b07ee81c90e05aafdc64fb9 [INFO] running `Command { std: "docker" "start" "-a" "3a193027abd772da59d4eaa3769612e587e8fd7b9b07ee81c90e05aafdc64fb9", kill_on_drop: false }` [INFO] [stderr] Checking gc v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `j` [INFO] [stdout] --> src/main.rs:251:13 [INFO] [stdout] | [INFO] [stdout] 251 | for j in 0..20 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_j` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `k` [INFO] [stdout] --> src/main.rs:254:13 [INFO] [stdout] | [INFO] [stdout] 254 | for k in 0..20 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_k` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `j` [INFO] [stdout] --> src/main.rs:251:13 [INFO] [stdout] | [INFO] [stdout] 251 | for j in 0..20 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_j` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `k` [INFO] [stdout] --> src/main.rs:254:13 [INFO] [stdout] | [INFO] [stdout] 254 | for k in 0..20 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_k` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `STACK_MAX_SIZE` is never used [INFO] [stdout] --> src/main.rs:12:7 [INFO] [stdout] | [INFO] [stdout] 12 | const STACK_MAX_SIZE: usize = 256; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `StackLink` is never used [INFO] [stdout] --> src/main.rs:17:6 [INFO] [stdout] | [INFO] [stdout] 17 | type StackLink = Rc>>; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `type_obj`, `marked`, and `next` are never read [INFO] [stdout] --> src/main.rs:49:5 [INFO] [stdout] | [INFO] [stdout] 48 | struct Object { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 49 | type_obj: ObjectType, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 50 | marked: bool, // u8 [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 51 | next: SingleLink, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Object` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `mark` is never used [INFO] [stdout] --> src/main.rs:105:12 [INFO] [stdout] | [INFO] [stdout] 79 | impl VM { [INFO] [stdout] | ------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 105 | pub fn mark(&mut self, item: &mut Object) { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `STACK_MAX_SIZE` is never used [INFO] [stdout] --> src/main.rs:12:7 [INFO] [stdout] | [INFO] [stdout] 12 | const STACK_MAX_SIZE: usize = 256; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `StackLink` is never used [INFO] [stdout] --> src/main.rs:17:6 [INFO] [stdout] | [INFO] [stdout] 17 | type StackLink = Rc>>; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `type_obj`, `marked`, and `next` are never read [INFO] [stdout] --> src/main.rs:49:5 [INFO] [stdout] | [INFO] [stdout] 48 | struct Object { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 49 | type_obj: ObjectType, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 50 | marked: bool, // u8 [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 51 | next: SingleLink, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Object` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `mark` is never used [INFO] [stdout] --> src/main.rs:105:12 [INFO] [stdout] | [INFO] [stdout] 79 | impl VM { [INFO] [stdout] | ------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 105 | pub fn mark(&mut self, item: &mut Object) { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.08s [INFO] running `Command { std: "docker" "inspect" "3a193027abd772da59d4eaa3769612e587e8fd7b9b07ee81c90e05aafdc64fb9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3a193027abd772da59d4eaa3769612e587e8fd7b9b07ee81c90e05aafdc64fb9", kill_on_drop: false }` [INFO] [stdout] 3a193027abd772da59d4eaa3769612e587e8fd7b9b07ee81c90e05aafdc64fb9