[INFO] updating cached repository https://github.com/estebanborai/icontron
[INFO] running `"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"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a84528f7bbec7d6ba417212e0ded553d3339615d
[INFO] testing estebanborai/icontron against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Festebanborai%2Ficontron" "/workspace/builds/worker-11/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/estebanborai/icontron on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/estebanborai/icontron
[INFO] finished tweaking git repo https://github.com/estebanborai/icontron
[INFO] tweaked toml for git repo https://github.com/estebanborai/icontron written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/estebanborai/icontron already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stdout] 83bd84a76c0615926c610f691c0fec8544b5cec8ed1d311bd57e71fbef74844e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "83bd84a76c0615926c610f691c0fec8544b5cec8ed1d311bd57e71fbef74844e"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling png v0.16.3
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling rayon v1.3.0
[INFO] [stderr]    Compiling jpeg-decoder v0.1.19
[INFO] [stderr]    Compiling image v0.23.4
[INFO] [stderr]    Compiling icontron v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused imports: `ColorType`, `RgbImage`
[INFO] [stderr]  --> src/icontron/icontron.rs:4:19
[INFO] [stderr]   |
[INFO] [stderr] 4 | use image::{open, RgbImage, ColorType, DynamicImage, GenericImageView};
[INFO] [stderr]   |                   ^^^^^^^^  ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/icontron/icontron.rs:139:46
[INFO] [stderr]     |
[INFO] [stderr] 139 |       Err(err) => Err(IcontronError::new(err.description()))
[INFO] [stderr]     |                                              ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/icontron/icontron.rs:156:46
[INFO] [stderr]     |
[INFO] [stderr] 156 |       Err(err) => Err(IcontronError::new(err.description()))
[INFO] [stderr]     |                                              ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `output_dir`
[INFO] [stderr]   --> src/icontron/icontron.rs:15:3
[INFO] [stderr]    |
[INFO] [stderr] 15 |   output_dir: &'a Path,
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/icontron/icontron.rs:114:7
[INFO] [stderr]     |
[INFO] [stderr] 114 |       self.encode_ico(&img);
[INFO] [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/icontron/icontron.rs:118:7
[INFO] [stderr]     |
[INFO] [stderr] 118 |       self.encode_png(&img);
[INFO] [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/icontron/icontron.rs:122:7
[INFO] [stderr]     |
[INFO] [stderr] 122 |       self.encode_icns();
[INFO] [stderr]     |       ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.07s
[INFO] running `"docker" "inspect" "83bd84a76c0615926c610f691c0fec8544b5cec8ed1d311bd57e71fbef74844e"`
[INFO] running `"docker" "rm" "-f" "83bd84a76c0615926c610f691c0fec8544b5cec8ed1d311bd57e71fbef74844e"`
[INFO] [stdout] 83bd84a76c0615926c610f691c0fec8544b5cec8ed1d311bd57e71fbef74844e
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 950b59e268858a02c23ee3fa77c937b7256da194d3a5086acbced6b4678e2aa1
[INFO] running `"docker" "start" "-a" "950b59e268858a02c23ee3fa77c937b7256da194d3a5086acbced6b4678e2aa1"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling icontron v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused imports: `ColorType`, `RgbImage`
[INFO] [stderr]  --> src/icontron/icontron.rs:4:19
[INFO] [stderr]   |
[INFO] [stderr] 4 | use image::{open, RgbImage, ColorType, DynamicImage, GenericImageView};
[INFO] [stderr]   |                   ^^^^^^^^  ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/icontron/icontron.rs:139:46
[INFO] [stderr]     |
[INFO] [stderr] 139 |       Err(err) => Err(IcontronError::new(err.description()))
[INFO] [stderr]     |                                              ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/icontron/icontron.rs:156:46
[INFO] [stderr]     |
[INFO] [stderr] 156 |       Err(err) => Err(IcontronError::new(err.description()))
[INFO] [stderr]     |                                              ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `output_dir`
[INFO] [stderr]   --> src/icontron/icontron.rs:15:3
[INFO] [stderr]    |
[INFO] [stderr] 15 |   output_dir: &'a Path,
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/icontron/icontron.rs:114:7
[INFO] [stderr]     |
[INFO] [stderr] 114 |       self.encode_ico(&img);
[INFO] [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/icontron/icontron.rs:118:7
[INFO] [stderr]     |
[INFO] [stderr] 118 |       self.encode_png(&img);
[INFO] [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/icontron/icontron.rs:122:7
[INFO] [stderr]     |
[INFO] [stderr] 122 |       self.encode_icns();
[INFO] [stderr]     |       ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.13s
[INFO] running `"docker" "inspect" "950b59e268858a02c23ee3fa77c937b7256da194d3a5086acbced6b4678e2aa1"`
[INFO] running `"docker" "rm" "-f" "950b59e268858a02c23ee3fa77c937b7256da194d3a5086acbced6b4678e2aa1"`
[INFO] [stdout] 950b59e268858a02c23ee3fa77c937b7256da194d3a5086acbced6b4678e2aa1
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 14bacc0722ae2ee47e5ea4a57116e4c4b49d79d0fe0824709284c667cd31aacf
[INFO] running `"docker" "start" "-a" "14bacc0722ae2ee47e5ea4a57116e4c4b49d79d0fe0824709284c667cd31aacf"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unused imports: `ColorType`, `RgbImage`
[INFO] [stderr]  --> src/icontron/icontron.rs:4:19
[INFO] [stderr]   |
[INFO] [stderr] 4 | use image::{open, RgbImage, ColorType, DynamicImage, GenericImageView};
[INFO] [stderr]   |                   ^^^^^^^^  ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/icontron/icontron.rs:139:46
[INFO] [stderr]     |
[INFO] [stderr] 139 |       Err(err) => Err(IcontronError::new(err.description()))
[INFO] [stderr]     |                                              ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/icontron/icontron.rs:156:46
[INFO] [stderr]     |
[INFO] [stderr] 156 |       Err(err) => Err(IcontronError::new(err.description()))
[INFO] [stderr]     |                                              ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `output_dir`
[INFO] [stderr]   --> src/icontron/icontron.rs:15:3
[INFO] [stderr]    |
[INFO] [stderr] 15 |   output_dir: &'a Path,
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/icontron/icontron.rs:114:7
[INFO] [stderr]     |
[INFO] [stderr] 114 |       self.encode_ico(&img);
[INFO] [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/icontron/icontron.rs:118:7
[INFO] [stderr]     |
[INFO] [stderr] 118 |       self.encode_png(&img);
[INFO] [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/icontron/icontron.rs:122:7
[INFO] [stderr]     |
[INFO] [stderr] 122 |       self.encode_icns();
[INFO] [stderr]     |       ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.35s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/icontron-bc10a460d43412d6
[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" "14bacc0722ae2ee47e5ea4a57116e4c4b49d79d0fe0824709284c667cd31aacf"`
[INFO] running `"docker" "rm" "-f" "14bacc0722ae2ee47e5ea4a57116e4c4b49d79d0fe0824709284c667cd31aacf"`
[INFO] [stdout] 14bacc0722ae2ee47e5ea4a57116e4c4b49d79d0fe0824709284c667cd31aacf