[INFO] fetching crate barcode_command 0.1.1...
[INFO] testing barcode_command-0.1.1 against beta-2020-10-09 for beta-1.48-1
[INFO] extracting crate barcode_command 0.1.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate barcode_command 0.1.1 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate barcode_command 0.1.1
[INFO] finished tweaking crates.io crate barcode_command 0.1.1
[INFO] tweaked toml for crates.io crate barcode_command 0.1.1 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate barcode_command 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "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] ed5cb5fdeccc23e6189174975a9956bbdf37c3026642cc6fb6132d9438a4948c
[INFO] running `Command { std: "docker" "start" "-a" "ed5cb5fdeccc23e6189174975a9956bbdf37c3026642cc6fb6132d9438a4948c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ed5cb5fdeccc23e6189174975a9956bbdf37c3026642cc6fb6132d9438a4948c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed5cb5fdeccc23e6189174975a9956bbdf37c3026642cc6fb6132d9438a4948c", kill_on_drop: false }`
[INFO] [stdout] ed5cb5fdeccc23e6189174975a9956bbdf37c3026642cc6fb6132d9438a4948c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0fb8423ffa05ee25acc293f0bfc96e5055991df0a32daf0ae36e740c797038eb
[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" "0fb8423ffa05ee25acc293f0bfc96e5055991df0a32daf0ae36e740c797038eb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling barcode_command v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/barcode/postnet.rs:48:30
[INFO] [stdout]    |
[INFO] [stdout] 48 |                     result = (10 - result);
[INFO] [stdout]    |                              ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `str_result` is never read
[INFO] [stdout]   --> src/barcode/industrial2of5.rs:25:21
[INFO] [stdout]    |
[INFO] [stdout] 25 |                 let mut str_result:String = "".to_string();
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `cd` is never read
[INFO] [stdout]   --> src/barcode/postnet.rs:83:21
[INFO] [stdout]    |
[INFO] [stdout] 83 |                 let mut cd="".to_string();
[INFO] [stdout]    |                     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `Command { std: "docker" "inspect" "0fb8423ffa05ee25acc293f0bfc96e5055991df0a32daf0ae36e740c797038eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fb8423ffa05ee25acc293f0bfc96e5055991df0a32daf0ae36e740c797038eb", kill_on_drop: false }`
[INFO] [stdout] 0fb8423ffa05ee25acc293f0bfc96e5055991df0a32daf0ae36e740c797038eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", 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] 379ac2dfc0b720dd34d2e83ad304a076111d9f433094dc927c5cb441f69bfdbd
[INFO] running `Command { std: "docker" "start" "-a" "379ac2dfc0b720dd34d2e83ad304a076111d9f433094dc927c5cb441f69bfdbd", kill_on_drop: false }`
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/barcode/postnet.rs:48:30
[INFO] [stdout]    |
[INFO] [stdout] 48 |                     result = (10 - result);
[INFO] [stdout]    |                              ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling barcode_command v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `str_result` is never read
[INFO] [stdout]   --> src/barcode/industrial2of5.rs:25:21
[INFO] [stdout]    |
[INFO] [stdout] 25 |                 let mut str_result:String = "".to_string();
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `cd` is never read
[INFO] [stdout]   --> src/barcode/postnet.rs:83:21
[INFO] [stdout]    |
[INFO] [stdout] 83 |                 let mut cd="".to_string();
[INFO] [stdout]    |                     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/barcode/postnet.rs:48:30
[INFO] [stdout]    |
[INFO] [stdout] 48 |                     result = (10 - result);
[INFO] [stdout]    |                              ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `str_result` is never read
[INFO] [stdout]   --> src/barcode/industrial2of5.rs:25:21
[INFO] [stdout]    |
[INFO] [stdout] 25 |                 let mut str_result:String = "".to_string();
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `cd` is never read
[INFO] [stdout]   --> src/barcode/postnet.rs:83:21
[INFO] [stdout]    |
[INFO] [stdout] 83 |                 let mut cd="".to_string();
[INFO] [stdout]    |                     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "379ac2dfc0b720dd34d2e83ad304a076111d9f433094dc927c5cb441f69bfdbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "379ac2dfc0b720dd34d2e83ad304a076111d9f433094dc927c5cb441f69bfdbd", kill_on_drop: false }`
[INFO] [stdout] 379ac2dfc0b720dd34d2e83ad304a076111d9f433094dc927c5cb441f69bfdbd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] aed05125fa77a723cd2a3808a582f3e3726114c5f1ca2b482675f3293d6fdd4b
[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" "aed05125fa77a723cd2a3808a582f3e3726114c5f1ca2b482675f3293d6fdd4b", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/barcode/postnet.rs:48:30
[INFO] [stderr]    |
[INFO] [stderr] 48 |                     result = (10 - result);
[INFO] [stderr]    |                              ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `str_result` is never read
[INFO] [stderr]   --> src/barcode/industrial2of5.rs:25:21
[INFO] [stderr]    |
[INFO] [stderr] 25 |                 let mut str_result:String = "".to_string();
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `cd` is never read
[INFO] [stderr]   --> src/barcode/postnet.rs:83:21
[INFO] [stderr]    |
[INFO] [stderr] 83 |                 let mut cd="".to_string();
[INFO] [stderr]    |                     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/barcode/postnet.rs:48:30
[INFO] [stderr]    |
[INFO] [stderr] 48 |                     result = (10 - result);
[INFO] [stderr]    |                              ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `str_result` is never read
[INFO] [stderr]   --> src/barcode/industrial2of5.rs:25:21
[INFO] [stderr]    |
[INFO] [stderr] 25 |                 let mut str_result:String = "".to_string();
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `cd` is never read
[INFO] [stderr]   --> src/barcode/postnet.rs:83:21
[INFO] [stderr]    |
[INFO] [stderr] 83 |                 let mut cd="".to_string();
[INFO] [stderr]    |                     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/barcode_command-919511f2a11a8cda
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/barcode_command-ac7240277f4507f1
[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] [stderr]    Doc-tests barcode_command
[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] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> /opt/rustwide/workdir/src/barcode/postnet.rs:48:30
[INFO] [stderr]    |
[INFO] [stderr] 48 |                     result = (10 - result);
[INFO] [stderr]    |                              ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stdout] running 0 tests
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "aed05125fa77a723cd2a3808a582f3e3726114c5f1ca2b482675f3293d6fdd4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aed05125fa77a723cd2a3808a582f3e3726114c5f1ca2b482675f3293d6fdd4b", kill_on_drop: false }`
[INFO] [stdout] aed05125fa77a723cd2a3808a582f3e3726114c5f1ca2b482675f3293d6fdd4b
