[INFO] cloning repository https://github.com/SyedHzf/data_struct [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SyedHzf/data_struct" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSyedHzf%2Fdata_struct", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSyedHzf%2Fdata_struct'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 68561e3294bd74705448b701baa359cae008cd73 [INFO] testing SyedHzf/data_struct against beta-2022-02-22 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSyedHzf%2Fdata_struct" "/workspace/builds/worker-10/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/SyedHzf/data_struct on toolchain beta-2022-02-22 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/SyedHzf/data_struct [INFO] finished tweaking git repo https://github.com/SyedHzf/data_struct [INFO] tweaked toml for git repo https://github.com/SyedHzf/data_struct written to /workspace/builds/worker-10/source/Cargo.toml [INFO] crate git repo https://github.com/SyedHzf/data_struct already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 926a48588001507b8280026153996fd17357547f3ac9f2308ad251e1b0ab1080 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "926a48588001507b8280026153996fd17357547f3ac9f2308ad251e1b0ab1080", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "926a48588001507b8280026153996fd17357547f3ac9f2308ad251e1b0ab1080", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "926a48588001507b8280026153996fd17357547f3ac9f2308ad251e1b0ab1080", kill_on_drop: false }` [INFO] [stdout] 926a48588001507b8280026153996fd17357547f3ac9f2308ad251e1b0ab1080 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c3849ec7452b0f0d1ca831460491ed8e9438d50c02cdd28e692c8043216e7b9d [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "c3849ec7452b0f0d1ca831460491ed8e9438d50c02cdd28e692c8043216e7b9d", kill_on_drop: false }` [INFO] [stderr] Compiling Data_Structures v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `value` [INFO] [stdout] --> src/LinkedList.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | value: String, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `Node` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/LinkedList.rs:5:10 [INFO] [stdout] | [INFO] [stdout] 5 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] 6 | #[derive(Clone)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `deleteFirst` [INFO] [stdout] --> src/LinkedList.rs:80:12 [INFO] [stdout] | [INFO] [stdout] 80 | pub fn deleteFirst(&mut self) -> Option { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: crate `Data_Structures` should have a snake case name [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] = help: convert the identifier to snake case: `data_structures` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: module `LinkedList` should have a snake case name [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | mod LinkedList; [INFO] [stdout] | ^^^^^^^^^^ help: convert the identifier to snake case: `linked_list` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `inertFirst` should have a snake case name [INFO] [stdout] --> src/LinkedList.rs:60:12 [INFO] [stdout] | [INFO] [stdout] 60 | pub fn inertFirst(&mut self, value: String) { [INFO] [stdout] | ^^^^^^^^^^ help: convert the identifier to snake case: `inert_first` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `deleteFirst` should have a snake case name [INFO] [stdout] --> src/LinkedList.rs:80:12 [INFO] [stdout] | [INFO] [stdout] 80 | pub fn deleteFirst(&mut self) -> Option { [INFO] [stdout] | ^^^^^^^^^^^ help: convert the identifier to snake case: `delete_first` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.79s [INFO] running `Command { std: "docker" "inspect" "c3849ec7452b0f0d1ca831460491ed8e9438d50c02cdd28e692c8043216e7b9d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c3849ec7452b0f0d1ca831460491ed8e9438d50c02cdd28e692c8043216e7b9d", kill_on_drop: false }` [INFO] [stdout] c3849ec7452b0f0d1ca831460491ed8e9438d50c02cdd28e692c8043216e7b9d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 343e997e1059f281e45ec618fe7b729102d706d524c50e95b863408b15acac32 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "343e997e1059f281e45ec618fe7b729102d706d524c50e95b863408b15acac32", kill_on_drop: false }` [INFO] [stderr] Compiling Data_Structures v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `value` [INFO] [stdout] --> src/LinkedList.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | value: String, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `Node` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/LinkedList.rs:5:10 [INFO] [stdout] | [INFO] [stdout] 5 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] 6 | #[derive(Clone)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `deleteFirst` [INFO] [stdout] --> src/LinkedList.rs:80:12 [INFO] [stdout] | [INFO] [stdout] 80 | pub fn deleteFirst(&mut self) -> Option { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: crate `Data_Structures` should have a snake case name [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] = help: convert the identifier to snake case: `data_structures` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: module `LinkedList` should have a snake case name [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | mod LinkedList; [INFO] [stdout] | ^^^^^^^^^^ help: convert the identifier to snake case: `linked_list` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `inertFirst` should have a snake case name [INFO] [stdout] --> src/LinkedList.rs:60:12 [INFO] [stdout] | [INFO] [stdout] 60 | pub fn inertFirst(&mut self, value: String) { [INFO] [stdout] | ^^^^^^^^^^ help: convert the identifier to snake case: `inert_first` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `deleteFirst` should have a snake case name [INFO] [stdout] --> src/LinkedList.rs:80:12 [INFO] [stdout] | [INFO] [stdout] 80 | pub fn deleteFirst(&mut self) -> Option { [INFO] [stdout] | ^^^^^^^^^^^ help: convert the identifier to snake case: `delete_first` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.84s [INFO] running `Command { std: "docker" "inspect" "343e997e1059f281e45ec618fe7b729102d706d524c50e95b863408b15acac32", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "343e997e1059f281e45ec618fe7b729102d706d524c50e95b863408b15acac32", kill_on_drop: false }` [INFO] [stdout] 343e997e1059f281e45ec618fe7b729102d706d524c50e95b863408b15acac32 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] a476303f9442466603dd06e4b848836dd59c2e8a9c898235822b1147a578729f [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "a476303f9442466603dd06e4b848836dd59c2e8a9c898235822b1147a578729f", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: field is never read: `value` [INFO] [stderr] --> src/LinkedList.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | value: String, [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] note: `Node` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] --> src/LinkedList.rs:5:10 [INFO] [stderr] | [INFO] [stderr] 5 | #[derive(Debug)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] 6 | #[derive(Clone)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `deleteFirst` [INFO] [stderr] --> src/LinkedList.rs:80:12 [INFO] [stderr] | [INFO] [stderr] 80 | pub fn deleteFirst(&mut self) -> Option { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: crate `Data_Structures` should have a snake case name [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] = help: convert the identifier to snake case: `data_structures` [INFO] [stderr] [INFO] [stderr] warning: module `LinkedList` should have a snake case name [INFO] [stderr] --> src/main.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | mod LinkedList; [INFO] [stderr] | ^^^^^^^^^^ help: convert the identifier to snake case: `linked_list` [INFO] [stderr] [INFO] [stderr] warning: method `inertFirst` should have a snake case name [INFO] [stderr] --> src/LinkedList.rs:60:12 [INFO] [stderr] | [INFO] [stderr] 60 | pub fn inertFirst(&mut self, value: String) { [INFO] [stderr] | ^^^^^^^^^^ help: convert the identifier to snake case: `inert_first` [INFO] [stderr] [INFO] [stderr] warning: method `deleteFirst` should have a snake case name [INFO] [stderr] --> src/LinkedList.rs:80:12 [INFO] [stderr] | [INFO] [stderr] 80 | pub fn deleteFirst(&mut self) -> Option { [INFO] [stderr] | ^^^^^^^^^^^ help: convert the identifier to snake case: `delete_first` [INFO] [stderr] [INFO] [stderr] warning: `Data_Structures` (bin "Data_Structures" test) generated 6 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/Data_Structures-c5a6dfeba2b60735) [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "a476303f9442466603dd06e4b848836dd59c2e8a9c898235822b1147a578729f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a476303f9442466603dd06e4b848836dd59c2e8a9c898235822b1147a578729f", kill_on_drop: false }` [INFO] [stdout] a476303f9442466603dd06e4b848836dd59c2e8a9c898235822b1147a578729f