[INFO] updating cached repository https://github.com/saebs/cs50rs
[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] ff76e3b854b629608993a1d78013f4de60e431d8
[INFO] testing saebs/cs50rs against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsaebs%2Fcs50rs" "work/builds/worker-4/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/saebs/cs50rs on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/saebs/cs50rs
[INFO] finished tweaking git repo https://github.com/saebs/cs50rs
[INFO] tweaked toml for git repo https://github.com/saebs/cs50rs written to work/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/saebs/cs50rs already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/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" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] 1dfdeb5583392c203fe15d357084c209acd7a81443bcfb45d4f8125b778bf03d
[INFO] running `"docker" "start" "-a" "1dfdeb5583392c203fe15d357084c209acd7a81443bcfb45d4f8125b778bf03d"`
[INFO] [stderr]    Compiling cs50rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/pset1_rust/credit.rs:79:22
[INFO] [stderr]    |
[INFO] [stderr] 79 |             ('5', '1'...'5', SXTN) =>  (M, {}, {}),  // Mastercard numbers are 16 digit, start with 51 to 55
[INFO] [stderr]    |                      ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::process`
[INFO] [stderr]  --> src/pset2_crypto/crack.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::process;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `gen_word` is never read
[INFO] [stderr]   --> src/pset2_crypto/crack.rs:16:9
[INFO] [stderr]    |
[INFO] [stderr] 16 | let mut gen_word = String::new();
[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: foreign function is never used: `crypt`
[INFO] [stderr]  --> src/pset2_crypto/crack.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     fn crypt<'a>(key: *const u8, salt: *const u8) -> *const u8; 
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused attribute
[INFO] [stderr]  --> src/pset2_crypto/crack.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     #[repr(C)]
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `"docker" "inspect" "1dfdeb5583392c203fe15d357084c209acd7a81443bcfb45d4f8125b778bf03d"`
[INFO] running `"docker" "rm" "-f" "1dfdeb5583392c203fe15d357084c209acd7a81443bcfb45d4f8125b778bf03d"`
[INFO] [stdout] 1dfdeb5583392c203fe15d357084c209acd7a81443bcfb45d4f8125b778bf03d
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/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" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] 4fb48db3446e64661b850874619202f93c30d9d723db211853068f816e728c80
[INFO] running `"docker" "start" "-a" "4fb48db3446e64661b850874619202f93c30d9d723db211853068f816e728c80"`
[INFO] [stderr]    Compiling cs50rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/pset1_rust/credit.rs:79:22
[INFO] [stderr]    |
[INFO] [stderr] 79 |             ('5', '1'...'5', SXTN) =>  (M, {}, {}),  // Mastercard numbers are 16 digit, start with 51 to 55
[INFO] [stderr]    |                      ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::process`
[INFO] [stderr]  --> src/pset2_crypto/crack.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::process;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `gen_word` is never read
[INFO] [stderr]   --> src/pset2_crypto/crack.rs:16:9
[INFO] [stderr]    |
[INFO] [stderr] 16 | let mut gen_word = String::new();
[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: foreign function is never used: `crypt`
[INFO] [stderr]  --> src/pset2_crypto/crack.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     fn crypt<'a>(key: *const u8, salt: *const u8) -> *const u8; 
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused attribute
[INFO] [stderr]  --> src/pset2_crypto/crack.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     #[repr(C)]
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `"docker" "inspect" "4fb48db3446e64661b850874619202f93c30d9d723db211853068f816e728c80"`
[INFO] running `"docker" "rm" "-f" "4fb48db3446e64661b850874619202f93c30d9d723db211853068f816e728c80"`
[INFO] [stdout] 4fb48db3446e64661b850874619202f93c30d9d723db211853068f816e728c80
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/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" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] 214d4d758751d9261a131e1ec9d1fdf34a380d33ba5f0d2680627483827c4262
[INFO] running `"docker" "start" "-a" "214d4d758751d9261a131e1ec9d1fdf34a380d33ba5f0d2680627483827c4262"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.68s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cs50rs-883d43f6c47dfb4b
[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]      Running /opt/rustwide/target/debug/deps/cs50rs-7a8c7482013d1eca
[INFO] [stderr]    Doc-tests cs50rs
[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] [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" "214d4d758751d9261a131e1ec9d1fdf34a380d33ba5f0d2680627483827c4262"`
[INFO] running `"docker" "rm" "-f" "214d4d758751d9261a131e1ec9d1fdf34a380d33ba5f0d2680627483827c4262"`
[INFO] [stdout] 214d4d758751d9261a131e1ec9d1fdf34a380d33ba5f0d2680627483827c4262