[INFO] updating cached repository https://github.com/erickTrettel/rust_crash [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] a39fbd8b15a7831de7f90b3ac058b86296e2239d [INFO] testing erickTrettel/rust_crash against 1.38.0 for beta-1.39-1 [INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FerickTrettel%2Frust_crash" "work/builds/worker-2/source"` [INFO] [stderr] Cloning into 'work/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/erickTrettel/rust_crash on toolchain 1.38.0 [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/erickTrettel/rust_crash [INFO] finished tweaking git repo https://github.com/erickTrettel/rust_crash [INFO] tweaked toml for git repo https://github.com/erickTrettel/rust_crash written to work/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/erickTrettel/rust_crash already has a lockfile, it will not be regenerated [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"` [INFO] [stdout] fc877dbb09b05ece681a26bddfce9d923449d412effd47ab7455e3d4d2ff0885 [INFO] running `"docker" "start" "-a" "fc877dbb09b05ece681a26bddfce9d923449d412effd47ab7455e3d4d2ff0885"` [INFO] [stderr] Compiling rust-crash v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused variable: `count` [INFO] [stderr] --> src/loops.rs:2:13 [INFO] [stderr] | [INFO] [stderr] 2 | let mut count = 0; [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_count` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/loops.rs:2:9 [INFO] [stderr] | [INFO] [stderr] 2 | let mut count = 0; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/structs.rs:57:9 [INFO] [stderr] | [INFO] [stderr] 57 | let mut p = Person::new("John", "Doe"); [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `run` [INFO] [stderr] --> src/print.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | pub fn run() { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `run` [INFO] [stderr] --> src/vars.rs:5:1 [INFO] [stderr] | [INFO] [stderr] 5 | pub fn run() { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `run` [INFO] [stderr] --> src/types.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | pub fn run() { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `run` [INFO] [stderr] --> src/strings.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | pub fn run() { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `run` [INFO] [stderr] --> src/tuples.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | pub fn run() { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `run` [INFO] [stderr] --> src/arrays.rs:3:1 [INFO] [stderr] | [INFO] [stderr] 3 | pub fn run() { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `run` [INFO] [stderr] --> src/vectors.rs:3:1 [INFO] [stderr] | [INFO] [stderr] 3 | pub fn run() { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `run` [INFO] [stderr] --> src/conditionals.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | pub fn run() { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `run` [INFO] [stderr] --> src/loops.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | pub fn run() { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `run` [INFO] [stderr] --> src/functions.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | pub fn run() { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `greeting` [INFO] [stderr] --> src/functions.rs:14:1 [INFO] [stderr] | [INFO] [stderr] 14 | fn greeting(greet: &str, name: &str) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `add` [INFO] [stderr] --> src/functions.rs:18:1 [INFO] [stderr] | [INFO] [stderr] 18 | fn add(n1: i32, n2: i32) -> i32 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `run` [INFO] [stderr] --> src/pointer_ref.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | pub fn run() { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Person` [INFO] [stderr] --> src/structs.rs:10:1 [INFO] [stderr] | [INFO] [stderr] 10 | struct Person { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/structs.rs:17:5 [INFO] [stderr] | [INFO] [stderr] 17 | fn new(first: &str, last: &str) -> Person { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `full_name` [INFO] [stderr] --> src/structs.rs:25:5 [INFO] [stderr] | [INFO] [stderr] 25 | fn full_name(&self) -> String { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `set_last_name` [INFO] [stderr] --> src/structs.rs:30:5 [INFO] [stderr] | [INFO] [stderr] 30 | fn set_last_name(&mut self, last:&str) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `to_tuple` [INFO] [stderr] --> src/structs.rs:35:5 [INFO] [stderr] | [INFO] [stderr] 35 | fn to_tuple(self) -> (String, String) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `run` [INFO] [stderr] --> src/structs.rs:40:1 [INFO] [stderr] | [INFO] [stderr] 40 | pub fn run() { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: enum is never used: `Movement` [INFO] [stderr] --> src/enums.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | enum Movement { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `move_avatar` [INFO] [stderr] --> src/enums.rs:9:1 [INFO] [stderr] | [INFO] [stderr] 9 | fn move_avatar(m: Movement) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `run` [INFO] [stderr] --> src/enums.rs:19:1 [INFO] [stderr] | [INFO] [stderr] 19 | pub fn run() { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.39s [INFO] running `"docker" "inspect" "fc877dbb09b05ece681a26bddfce9d923449d412effd47ab7455e3d4d2ff0885"` [INFO] running `"docker" "rm" "-f" "fc877dbb09b05ece681a26bddfce9d923449d412effd47ab7455e3d4d2ff0885"` [INFO] [stdout] fc877dbb09b05ece681a26bddfce9d923449d412effd47ab7455e3d4d2ff0885 [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen" "--no-run"` [INFO] [stdout] 795fa2db4fa29b3149ccc1aa3d716218bbec6556d2de35a63d5108954e7ce59f [INFO] running `"docker" "start" "-a" "795fa2db4fa29b3149ccc1aa3d716218bbec6556d2de35a63d5108954e7ce59f"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling rust-crash v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused variable: `count` [INFO] [stderr] --> src/loops.rs:2:13 [INFO] [stderr] | [INFO] [stderr] 2 | let mut count = 0; [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_count` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/loops.rs:2:9 [INFO] [stderr] | [INFO] [stderr] 2 | let mut count = 0; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/structs.rs:57:9 [INFO] [stderr] | [INFO] [stderr] 57 | let mut p = Person::new("John", "Doe"); [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `run` [INFO] [stderr] --> src/print.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | pub fn run() { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `run` [INFO] [stderr] --> src/vars.rs:5:1 [INFO] [stderr] | [INFO] [stderr] 5 | pub fn run() { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `run` [INFO] [stderr] --> src/types.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | pub fn run() { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `run` [INFO] [stderr] --> src/strings.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | pub fn run() { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `run` [INFO] [stderr] --> src/tuples.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | pub fn run() { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `run` [INFO] [stderr] --> src/arrays.rs:3:1 [INFO] [stderr] | [INFO] [stderr] 3 | pub fn run() { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `run` [INFO] [stderr] --> src/vectors.rs:3:1 [INFO] [stderr] | [INFO] [stderr] 3 | pub fn run() { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `run` [INFO] [stderr] --> src/conditionals.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | pub fn run() { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `run` [INFO] [stderr] --> src/loops.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | pub fn run() { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `run` [INFO] [stderr] --> src/functions.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | pub fn run() { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `greeting` [INFO] [stderr] --> src/functions.rs:14:1 [INFO] [stderr] | [INFO] [stderr] 14 | fn greeting(greet: &str, name: &str) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `add` [INFO] [stderr] --> src/functions.rs:18:1 [INFO] [stderr] | [INFO] [stderr] 18 | fn add(n1: i32, n2: i32) -> i32 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `run` [INFO] [stderr] --> src/pointer_ref.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | pub fn run() { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Person` [INFO] [stderr] --> src/structs.rs:10:1 [INFO] [stderr] | [INFO] [stderr] 10 | struct Person { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/structs.rs:17:5 [INFO] [stderr] | [INFO] [stderr] 17 | fn new(first: &str, last: &str) -> Person { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `full_name` [INFO] [stderr] --> src/structs.rs:25:5 [INFO] [stderr] | [INFO] [stderr] 25 | fn full_name(&self) -> String { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `set_last_name` [INFO] [stderr] --> src/structs.rs:30:5 [INFO] [stderr] | [INFO] [stderr] 30 | fn set_last_name(&mut self, last:&str) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `to_tuple` [INFO] [stderr] --> src/structs.rs:35:5 [INFO] [stderr] | [INFO] [stderr] 35 | fn to_tuple(self) -> (String, String) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `run` [INFO] [stderr] --> src/structs.rs:40:1 [INFO] [stderr] | [INFO] [stderr] 40 | pub fn run() { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: enum is never used: `Movement` [INFO] [stderr] --> src/enums.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | enum Movement { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `move_avatar` [INFO] [stderr] --> src/enums.rs:9:1 [INFO] [stderr] | [INFO] [stderr] 9 | fn move_avatar(m: Movement) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `run` [INFO] [stderr] --> src/enums.rs:19:1 [INFO] [stderr] | [INFO] [stderr] 19 | pub fn run() { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.64s [INFO] running `"docker" "inspect" "795fa2db4fa29b3149ccc1aa3d716218bbec6556d2de35a63d5108954e7ce59f"` [INFO] running `"docker" "rm" "-f" "795fa2db4fa29b3149ccc1aa3d716218bbec6556d2de35a63d5108954e7ce59f"` [INFO] [stdout] 795fa2db4fa29b3149ccc1aa3d716218bbec6556d2de35a63d5108954e7ce59f [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen"` [INFO] [stdout] 0d371343a29a0639e70b7d10550b3ba997d6cde1ef48736d68d02c77dbd75713 [INFO] running `"docker" "start" "-a" "0d371343a29a0639e70b7d10550b3ba997d6cde1ef48736d68d02c77dbd75713"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/rust_crash-509f66f63f620b04 [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "0d371343a29a0639e70b7d10550b3ba997d6cde1ef48736d68d02c77dbd75713"` [INFO] running `"docker" "rm" "-f" "0d371343a29a0639e70b7d10550b3ba997d6cde1ef48736d68d02c77dbd75713"` [INFO] [stdout] 0d371343a29a0639e70b7d10550b3ba997d6cde1ef48736d68d02c77dbd75713