[INFO] cloning repository https://github.com/AnHaechan/prusti-test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AnHaechan/prusti-test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAnHaechan%2Fprusti-test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAnHaechan%2Fprusti-test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a874d47a0ec2f46a49c026fc48c8fe05de399874
[INFO] checking AnHaechan/prusti-test against nightly-2024-02-05 for check-cfg-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAnHaechan%2Fprusti-test" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AnHaechan/prusti-test on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AnHaechan/prusti-test
[INFO] finished tweaking git repo https://github.com/AnHaechan/prusti-test
[INFO] tweaked toml for git repo https://github.com/AnHaechan/prusti-test written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/AnHaechan/prusti-test 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" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded prusti-contracts v0.1.8
[INFO] [stderr]   Downloaded prusti-std v0.1.8
[INFO] [stderr]   Downloaded prusti-contracts-proc-macros v0.1.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] feef0ce8395bce0b4fd23a1323298c8fa66349242d40e836610b70d4206bad7d
[INFO] running `Command { std: "docker" "start" "-a" "feef0ce8395bce0b4fd23a1323298c8fa66349242d40e836610b70d4206bad7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "feef0ce8395bce0b4fd23a1323298c8fa66349242d40e836610b70d4206bad7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "feef0ce8395bce0b4fd23a1323298c8fa66349242d40e836610b70d4206bad7d", kill_on_drop: false }`
[INFO] [stdout] feef0ce8395bce0b4fd23a1323298c8fa66349242d40e836610b70d4206bad7d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef267233efff80b8e0d7dc0ecab6c5a151639ae14f5cf752ed6065b5c198bb98
[INFO] running `Command { std: "docker" "start" "-a" "ef267233efff80b8e0d7dc0ecab6c5a151639ae14f5cf752ed6065b5c198bb98", kill_on_drop: false }`
[INFO] [stderr]    Compiling prusti-contracts-proc-macros v0.1.8
[INFO] [stderr]     Checking prusti-contracts v0.1.8
[INFO] [stderr]     Checking prusti-std v0.1.8
[INFO] [stderr]     Checking prusti-test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `max` is never used
[INFO] [stdout]  --> src/max.rs:6:4
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn max(a: i32, b: i32) -> i32 {
[INFO] [stdout]   |    ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `max3` is never used
[INFO] [stdout]   --> src/max.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn max3(a: i32, b: i32, c: i32) -> i32 {
[INFO] [stdout]    |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `restrictive_square` is never used
[INFO] [stdout]  --> src/testing.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn restrictive_square(x: i32) -> i32 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `abs` is never used
[INFO] [stdout]   --> src/testing.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn abs (x: i32) -> i32 {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]  --> src/list_generic_with_peek.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn main() {}
[INFO] [stdout]   |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `List` is never constructed
[INFO] [stdout]  --> src/list_generic_with_peek.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct List<T> {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Link` is never used
[INFO] [stdout]   --> src/list_generic_with_peek.rs:10:6
[INFO] [stdout]    |
[INFO] [stdout] 10 | type Link<T> = Option<Box<Node<T>>>;
[INFO] [stdout]    |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Node` is never constructed
[INFO] [stdout]   --> src/list_generic_with_peek.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct Node<T> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/list_generic_with_peek.rs:48:12
[INFO] [stdout]     |
[INFO] [stdout] 44  | impl<T> List<T> {
[INFO] [stdout]     | --------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 48  |     pub fn len(&self) -> usize {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 53  |     fn is_empty(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 58  |     pub fn new() -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 65  |     pub fn lookup(&self, index: usize) -> &T {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 73  |     pub fn push(&mut self, elem: T) {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 103 |     pub fn try_pop(&mut self) -> Option<T> {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 118 |     pub fn pop(&mut self) -> T {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 124 |     pub fn peek(&self) -> &T {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 137 |     pub fn peek_mut(&mut self) -> &mut T {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `link_lookup` is never used
[INFO] [stdout]    --> src/list_generic_with_peek.rs:149:4
[INFO] [stdout]     |
[INFO] [stdout] 149 | fn link_lookup<T>(link: &Link<T>, index: usize) -> &T {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `link_len` is never used
[INFO] [stdout]    --> src/list_generic_with_peek.rs:164:4
[INFO] [stdout]     |
[INFO] [stdout] 164 | fn link_len<T>(link: &Link<T>) -> usize {
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `max` is never used
[INFO] [stdout]  --> src/max.rs:6:4
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn max(a: i32, b: i32) -> i32 {
[INFO] [stdout]   |    ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `max3` is never used
[INFO] [stdout]   --> src/max.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn max3(a: i32, b: i32, c: i32) -> i32 {
[INFO] [stdout]    |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `restrictive_square` is never used
[INFO] [stdout]  --> src/testing.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn restrictive_square(x: i32) -> i32 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `abs` is never used
[INFO] [stdout]   --> src/testing.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn abs (x: i32) -> i32 {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]  --> src/list_generic_with_peek.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn main() {}
[INFO] [stdout]   |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `List` is never constructed
[INFO] [stdout]  --> src/list_generic_with_peek.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct List<T> {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Link` is never used
[INFO] [stdout]   --> src/list_generic_with_peek.rs:10:6
[INFO] [stdout]    |
[INFO] [stdout] 10 | type Link<T> = Option<Box<Node<T>>>;
[INFO] [stdout]    |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Node` is never constructed
[INFO] [stdout]   --> src/list_generic_with_peek.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct Node<T> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/list_generic_with_peek.rs:48:12
[INFO] [stdout]     |
[INFO] [stdout] 44  | impl<T> List<T> {
[INFO] [stdout]     | --------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 48  |     pub fn len(&self) -> usize {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 53  |     fn is_empty(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 58  |     pub fn new() -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 65  |     pub fn lookup(&self, index: usize) -> &T {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 73  |     pub fn push(&mut self, elem: T) {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 103 |     pub fn try_pop(&mut self) -> Option<T> {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 118 |     pub fn pop(&mut self) -> T {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 124 |     pub fn peek(&self) -> &T {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 137 |     pub fn peek_mut(&mut self) -> &mut T {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `link_lookup` is never used
[INFO] [stdout]    --> src/list_generic_with_peek.rs:149:4
[INFO] [stdout]     |
[INFO] [stdout] 149 | fn link_lookup<T>(link: &Link<T>, index: usize) -> &T {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `link_len` is never used
[INFO] [stdout]    --> src/list_generic_with_peek.rs:164:4
[INFO] [stdout]     |
[INFO] [stdout] 164 | fn link_len<T>(link: &Link<T>) -> usize {
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "ef267233efff80b8e0d7dc0ecab6c5a151639ae14f5cf752ed6065b5c198bb98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef267233efff80b8e0d7dc0ecab6c5a151639ae14f5cf752ed6065b5c198bb98", kill_on_drop: false }`
[INFO] [stdout] ef267233efff80b8e0d7dc0ecab6c5a151639ae14f5cf752ed6065b5c198bb98
[INFO] checking AnHaechan/prusti-test against nightly-2024-02-05+rustflags=-Dunexpected_cfgs+cargoflags=-Zcheck-cfg for check-cfg-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAnHaechan%2Fprusti-test" "/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/AnHaechan/prusti-test on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AnHaechan/prusti-test
[INFO] finished tweaking git repo https://github.com/AnHaechan/prusti-test
[INFO] tweaked toml for git repo https://github.com/AnHaechan/prusti-test written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/AnHaechan/prusti-test 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" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 61cd6d31b116c277a42adb913101a900c633c3d3824ffb1ede0acd0311aa4c36
[INFO] running `Command { std: "docker" "start" "-a" "61cd6d31b116c277a42adb913101a900c633c3d3824ffb1ede0acd0311aa4c36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "61cd6d31b116c277a42adb913101a900c633c3d3824ffb1ede0acd0311aa4c36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61cd6d31b116c277a42adb913101a900c633c3d3824ffb1ede0acd0311aa4c36", kill_on_drop: false }`
[INFO] [stdout] 61cd6d31b116c277a42adb913101a900c633c3d3824ffb1ede0acd0311aa4c36
[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 -Dunexpected_cfgs" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zcheck-cfg", kill_on_drop: false }`
[INFO] [stdout] bcea7f722c5e4c1516131cdfb6cf1a70dee37ba1a9166e5525905290f84edf30
[INFO] running `Command { std: "docker" "start" "-a" "bcea7f722c5e4c1516131cdfb6cf1a70dee37ba1a9166e5525905290f84edf30", kill_on_drop: false }`
[INFO] [stderr]    Compiling prusti-contracts-proc-macros v0.1.8
[INFO] [stderr]     Checking prusti-contracts v0.1.8
[INFO] [stderr]     Checking prusti-std v0.1.8
[INFO] [stderr]     Checking prusti-test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: unexpected `cfg` condition name: `prusti`
[INFO] [stdout]    --> src/list_generic_with_peek.rs:171:7
[INFO] [stdout]     |
[INFO] [stdout] 171 | #[cfg(prusti)]
[INFO] [stdout]     |       ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: expected names are: `debug_assertions`, `doc`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `unix`, `windows`
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(prusti)");` to the top of a `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout]     = note: requested on the command line with `-D unexpected-cfgs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `prusti`
[INFO] [stdout]    --> src/list_generic_with_peek.rs:171:7
[INFO] [stdout]     |
[INFO] [stdout] 171 | #[cfg(prusti)]
[INFO] [stdout]     |       ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: expected names are: `debug_assertions`, `doc`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `unix`, `windows`
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(prusti)");` to the top of a `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout]     = note: requested on the command line with `-D unexpected-cfgs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `max` is never used
[INFO] [stdout]  --> src/max.rs:6:4
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn max(a: i32, b: i32) -> i32 {
[INFO] [stdout]   |    ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `max3` is never used
[INFO] [stdout]   --> src/max.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn max3(a: i32, b: i32, c: i32) -> i32 {
[INFO] [stdout]    |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `restrictive_square` is never used
[INFO] [stdout]  --> src/testing.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn restrictive_square(x: i32) -> i32 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `abs` is never used
[INFO] [stdout]   --> src/testing.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn abs (x: i32) -> i32 {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]  --> src/list_generic_with_peek.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn main() {}
[INFO] [stdout]   |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `List` is never constructed
[INFO] [stdout]  --> src/list_generic_with_peek.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct List<T> {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Link` is never used
[INFO] [stdout]   --> src/list_generic_with_peek.rs:10:6
[INFO] [stdout]    |
[INFO] [stdout] 10 | type Link<T> = Option<Box<Node<T>>>;
[INFO] [stdout]    |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Node` is never constructed
[INFO] [stdout]   --> src/list_generic_with_peek.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct Node<T> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/list_generic_with_peek.rs:48:12
[INFO] [stdout]     |
[INFO] [stdout] 44  | impl<T> List<T> {
[INFO] [stdout]     | --------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 48  |     pub fn len(&self) -> usize {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 53  |     fn is_empty(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 58  |     pub fn new() -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 65  |     pub fn lookup(&self, index: usize) -> &T {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 73  |     pub fn push(&mut self, elem: T) {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 103 |     pub fn try_pop(&mut self) -> Option<T> {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 118 |     pub fn pop(&mut self) -> T {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 124 |     pub fn peek(&self) -> &T {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 137 |     pub fn peek_mut(&mut self) -> &mut T {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `link_lookup` is never used
[INFO] [stdout]    --> src/list_generic_with_peek.rs:149:4
[INFO] [stdout]     |
[INFO] [stdout] 149 | fn link_lookup<T>(link: &Link<T>, index: usize) -> &T {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `link_len` is never used
[INFO] [stdout]    --> src/list_generic_with_peek.rs:164:4
[INFO] [stdout]     |
[INFO] [stdout] 164 | fn link_len<T>(link: &Link<T>) -> usize {
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `max` is never used
[INFO] [stdout]  --> src/max.rs:6:4
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn max(a: i32, b: i32) -> i32 {
[INFO] [stdout]   |    ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `prusti-test` (bin "prusti-test") due to 2 previous errors; 11 warnings emitted
[INFO] [stdout] warning: function `max3` is never used
[INFO] [stdout]   --> src/max.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn max3(a: i32, b: i32, c: i32) -> i32 {
[INFO] [stdout]    |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: function `restrictive_square` is never used
[INFO] [stdout]  --> src/testing.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn restrictive_square(x: i32) -> i32 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `abs` is never used
[INFO] [stdout]   --> src/testing.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn abs (x: i32) -> i32 {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]  --> src/list_generic_with_peek.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn main() {}
[INFO] [stdout]   |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `List` is never constructed
[INFO] [stdout]  --> src/list_generic_with_peek.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct List<T> {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Link` is never used
[INFO] [stdout]   --> src/list_generic_with_peek.rs:10:6
[INFO] [stdout]    |
[INFO] [stdout] 10 | type Link<T> = Option<Box<Node<T>>>;
[INFO] [stdout]    |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Node` is never constructed
[INFO] [stdout]   --> src/list_generic_with_peek.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct Node<T> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/list_generic_with_peek.rs:48:12
[INFO] [stdout]     |
[INFO] [stdout] 44  | impl<T> List<T> {
[INFO] [stdout]     | --------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 48  |     pub fn len(&self) -> usize {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 53  |     fn is_empty(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 58  |     pub fn new() -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 65  |     pub fn lookup(&self, index: usize) -> &T {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 73  |     pub fn push(&mut self, elem: T) {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 103 |     pub fn try_pop(&mut self) -> Option<T> {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 118 |     pub fn pop(&mut self) -> T {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 124 |     pub fn peek(&self) -> &T {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 137 |     pub fn peek_mut(&mut self) -> &mut T {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `link_lookup` is never used
[INFO] [stdout]    --> src/list_generic_with_peek.rs:149:4
[INFO] [stdout]     |
[INFO] [stdout] 149 | fn link_lookup<T>(link: &Link<T>, index: usize) -> &T {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `link_len` is never used
[INFO] [stdout]    --> src/list_generic_with_peek.rs:164:4
[INFO] [stdout]     |
[INFO] [stdout] 164 | fn link_len<T>(link: &Link<T>) -> usize {
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `prusti-test` (bin "prusti-test" test) due to 2 previous errors; 11 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "bcea7f722c5e4c1516131cdfb6cf1a70dee37ba1a9166e5525905290f84edf30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcea7f722c5e4c1516131cdfb6cf1a70dee37ba1a9166e5525905290f84edf30", kill_on_drop: false }`
[INFO] [stdout] bcea7f722c5e4c1516131cdfb6cf1a70dee37ba1a9166e5525905290f84edf30
