[INFO] updating cached repository https://github.com/Dmarcano/RustAsciiMovies
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 84dd5d029bb078245e0cb9f9c22e6be45a8791dc
[INFO] testing Dmarcano/RustAsciiMovies against 1.45.2 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDmarcano%2FRustAsciiMovies" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Dmarcano/RustAsciiMovies on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Dmarcano/RustAsciiMovies
[INFO] finished tweaking git repo https://github.com/Dmarcano/RustAsciiMovies
[INFO] tweaked toml for git repo https://github.com/Dmarcano/RustAsciiMovies written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/Dmarcano/RustAsciiMovies already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6d82dcccb3aa3deac02116873db1f676178fdba92dabfc606f0608f59f543fcd
[INFO] running `Command { std: "docker" "start" "-a" "6d82dcccb3aa3deac02116873db1f676178fdba92dabfc606f0608f59f543fcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d82dcccb3aa3deac02116873db1f676178fdba92dabfc606f0608f59f543fcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d82dcccb3aa3deac02116873db1f676178fdba92dabfc606f0608f59f543fcd", kill_on_drop: false }`
[INFO] [stdout] 6d82dcccb3aa3deac02116873db1f676178fdba92dabfc606f0608f59f543fcd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] de64aa5304af6fbf2c7f5a54bc0a48fbe05e12b32bbce45eeb08c2e7f199035a
[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" "de64aa5304af6fbf2c7f5a54bc0a48fbe05e12b32bbce45eeb08c2e7f199035a", kill_on_drop: false }`
[INFO] [stderr]    Compiling asciMationRust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::FirstLinkedList`
[INFO] [stdout]   --> src/learn_list/first_list.rs:60:9
[INFO] [stdout]    |
[INFO] [stdout] 60 |     use super::FirstLinkedList;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::mem`
[INFO] [stdout]  --> src/learn_list/second.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::mem;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::SecondList`
[INFO] [stdout]   --> src/learn_list/second.rs:98:9
[INFO] [stdout]    |
[INFO] [stdout] 98 |     use super::SecondList;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `first_ll`
[INFO] [stdout]  --> src/main.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let first_ll = first_list::FirstLinkedList::new();
[INFO] [stdout]   |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_first_ll`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sample`
[INFO] [stdout]   --> src/learn_list/second.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |         let sample = vec![1,2];
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_sample`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `data`
[INFO] [stdout]  --> src/learn_list/first_list.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     data: i32,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `More`
[INFO] [stdout]   --> src/learn_list/first_list.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     More(Box<FirstLLNode>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `push`
[INFO] [stdout]   --> src/learn_list/first_list.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn push(&mut self, val: i32) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `pop`
[INFO] [stdout]   --> src/learn_list/first_list.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn pop(&mut self) -> Option<i32> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `pop_tail`
[INFO] [stdout]   --> src/learn_list/second.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn pop_tail(&mut self) -> Option<T> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/learn_list/second.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `push`
[INFO] [stdout]   --> src/learn_list/second.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn push(&mut self, val: T) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `peek`
[INFO] [stdout]   --> src/learn_list/second.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn peek(& self ) -> Option<&T> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `peek_as_mut`
[INFO] [stdout]   --> src/learn_list/second.rs:47:12
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub fn peek_as_mut(&mut self) -> Option<&mut T> {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `into_iter`
[INFO] [stdout]   --> src/learn_list/second.rs:53:12
[INFO] [stdout]    |
[INFO] [stdout] 53 |     pub fn into_iter(self) -> IntoIter<T> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `asciMationRust` 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: `asci_mation_rust`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "de64aa5304af6fbf2c7f5a54bc0a48fbe05e12b32bbce45eeb08c2e7f199035a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de64aa5304af6fbf2c7f5a54bc0a48fbe05e12b32bbce45eeb08c2e7f199035a", kill_on_drop: false }`
[INFO] [stdout] de64aa5304af6fbf2c7f5a54bc0a48fbe05e12b32bbce45eeb08c2e7f199035a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d740900467bad707a9d4df33236b4aa311e426eeb4a9e3b73f97c196166269d8
[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" "d740900467bad707a9d4df33236b4aa311e426eeb4a9e3b73f97c196166269d8", kill_on_drop: false }`
[INFO] [stderr]    Compiling asciMationRust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::mem`
[INFO] [stdout]  --> src/learn_list/second.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::mem;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `first_ll`
[INFO] [stdout]  --> src/main.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let first_ll = first_list::FirstLinkedList::new();
[INFO] [stdout]   |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_first_ll`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sample`
[INFO] [stdout]   --> src/learn_list/second.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |         let sample = vec![1,2];
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_sample`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `pop_tail`
[INFO] [stdout]   --> src/learn_list/second.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn pop_tail(&mut self) -> Option<T> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `asciMationRust` 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: `asci_mation_rust`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "d740900467bad707a9d4df33236b4aa311e426eeb4a9e3b73f97c196166269d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d740900467bad707a9d4df33236b4aa311e426eeb4a9e3b73f97c196166269d8", kill_on_drop: false }`
[INFO] [stdout] d740900467bad707a9d4df33236b4aa311e426eeb4a9e3b73f97c196166269d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 242713ac2be765b0c703c70163df8ed27b67d59363ffce8f14d232d5e3892901
[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" "242713ac2be765b0c703c70163df8ed27b67d59363ffce8f14d232d5e3892901", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused import: `std::mem`
[INFO] [stdout] running 7 tests
[INFO] [stderr]  --> src/learn_list/second.rs:1:5
[INFO] [stdout] test learn_list::second::test::push_pop_test ... ok
[INFO] [stderr]   |
[INFO] [stdout] test learn_list::second::test::peek_test ... ok
[INFO] [stderr] 1 | use std::mem;
[INFO] [stdout] test learn_list::second::test::empty_list_check ... ok
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stdout] test learn_list::second::test::into_iter_test ... ok
[INFO] [stderr]   |
[INFO] [stdout] test learn_list::first_list::test::empty_list_check ... ok
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] test learn_list::first_list::test::push_pop_test ... ok
[INFO] [stderr] 
[INFO] [stdout] test learn_list::second::test::mut_peek_test ... ok
[INFO] [stderr] warning: unused variable: `first_ll`
[INFO] [stdout] 
[INFO] [stderr]  --> src/main.rs:7:9
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr]   |
[INFO] [stdout] 
[INFO] [stderr] 7 |     let first_ll = first_list::FirstLinkedList::new();
[INFO] [stderr]   |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_first_ll`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sample`
[INFO] [stderr]   --> src/learn_list/second.rs:17:13
[INFO] [stderr]    |
[INFO] [stderr] 17 |         let sample = vec![1,2];
[INFO] [stderr]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_sample`
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `pop_tail`
[INFO] [stderr]   --> src/learn_list/second.rs:15:12
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn pop_tail(&mut self) -> Option<T> {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: crate `asciMationRust` 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: `asci_mation_rust`
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/asciMationRust-0b673b22a9a4f3ed
[INFO] running `Command { std: "docker" "inspect" "242713ac2be765b0c703c70163df8ed27b67d59363ffce8f14d232d5e3892901", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "242713ac2be765b0c703c70163df8ed27b67d59363ffce8f14d232d5e3892901", kill_on_drop: false }`
[INFO] [stdout] 242713ac2be765b0c703c70163df8ed27b67d59363ffce8f14d232d5e3892901