[INFO] updating cached repository https://github.com/glennpratt/my-rust-intro
[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] e30800fd98e5b0234d806f7e4c3936820a8dbf50
[INFO] testing glennpratt/my-rust-intro against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fglennpratt%2Fmy-rust-intro" "work/builds/worker-1/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/glennpratt/my-rust-intro 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/glennpratt/my-rust-intro
[INFO] finished tweaking git repo https://github.com/glennpratt/my-rust-intro
[INFO] tweaked toml for git repo https://github.com/glennpratt/my-rust-intro written to work/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/glennpratt/my-rust-intro 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] [stderr] error: the lock file /big/crater/work/builds/worker-1/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Updating git repository `https://github.com/rust-lang/semver.git`
[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-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/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] cde09783037db07531d9cab377e282d2a4dea67e7ac3f6371683d122d6a9548e
[INFO] running `"docker" "start" "-a" "cde09783037db07531d9cab377e282d2a4dea67e7ac3f6371683d122d6a9548e"`
[INFO] [stderr]    Compiling rust-intro v0.0.1-dev (/opt/rustwide/workdir)
[INFO] [stderr] error: invalid suffix `u` for integer literal
[INFO] [stderr]   --> src/main.rs:46:20
[INFO] [stderr]    |
[INFO] [stderr] 46 |     for i in range(0u, 10u) {
[INFO] [stderr]    |                    ^^ invalid suffix `u`
[INFO] [stderr]    |
[INFO] [stderr]    = help: the suffix must be one of the integral types (`u32`, `isize`, etc)
[INFO] [stderr] 
[INFO] [stderr] error: invalid suffix `u` for integer literal
[INFO] [stderr]   --> src/main.rs:46:24
[INFO] [stderr]    |
[INFO] [stderr] 46 |     for i in range(0u, 10u) {
[INFO] [stderr]    |                        ^^^ invalid suffix `u`
[INFO] [stderr]    |
[INFO] [stderr]    = help: the suffix must be one of the integral types (`u32`, `isize`, etc)
[INFO] [stderr] 
[INFO] [stderr] error: expected one of `)`, `,`, `.`, `?`, or an operator, found `{`
[INFO] [stderr]   --> src/main.rs:47:22
[INFO] [stderr]    |
[INFO] [stderr] 47 |         spawn(proc() {
[INFO] [stderr]    |                      ^ expected one of `)`, `,`, `.`, `?`, or an operator here
[INFO] [stderr] 
[INFO] [stderr] error: invalid suffix `u` for integer literal
[INFO] [stderr]   --> src/main.rs:56:20
[INFO] [stderr]    |
[INFO] [stderr] 56 |     for i in range(0u, 3u) {
[INFO] [stderr]    |                    ^^ invalid suffix `u`
[INFO] [stderr]    |
[INFO] [stderr]    = help: the suffix must be one of the integral types (`u32`, `isize`, etc)
[INFO] [stderr] 
[INFO] [stderr] error: invalid suffix `u` for integer literal
[INFO] [stderr]   --> src/main.rs:56:24
[INFO] [stderr]    |
[INFO] [stderr] 56 |     for i in range(0u, 3u) {
[INFO] [stderr]    |                        ^^ invalid suffix `u`
[INFO] [stderr]    |
[INFO] [stderr]    = help: the suffix must be one of the integral types (`u32`, `isize`, etc)
[INFO] [stderr] 
[INFO] [stderr] error: expected one of `)`, `,`, `.`, `?`, or an operator, found `{`
[INFO] [stderr]   --> src/main.rs:58:22
[INFO] [stderr]    |
[INFO] [stderr] 58 |         spawn(proc() {
[INFO] [stderr]    |                      ^ expected one of `)`, `,`, `.`, `?`, or an operator here
[INFO] [stderr] 
[INFO] [stderr] error: invalid suffix `u` for integer literal
[INFO] [stderr]   --> src/main.rs:23:16
[INFO] [stderr]    |
[INFO] [stderr] 23 |         major: 1u,
[INFO] [stderr]    |                ^^ invalid suffix `u`
[INFO] [stderr]    |
[INFO] [stderr]    = help: the suffix must be one of the integral types (`u32`, `isize`, etc)
[INFO] [stderr] 
[INFO] [stderr] error: invalid suffix `u` for integer literal
[INFO] [stderr]   --> src/main.rs:24:16
[INFO] [stderr]    |
[INFO] [stderr] 24 |         minor: 2u,
[INFO] [stderr]    |                ^^ invalid suffix `u`
[INFO] [stderr]    |
[INFO] [stderr]    = help: the suffix must be one of the integral types (`u32`, `isize`, etc)
[INFO] [stderr] 
[INFO] [stderr] error: invalid suffix `u` for integer literal
[INFO] [stderr]   --> src/main.rs:25:16
[INFO] [stderr]    |
[INFO] [stderr] 25 |         patch: 3u,
[INFO] [stderr]    |                ^^ invalid suffix `u`
[INFO] [stderr]    |
[INFO] [stderr]    = help: the suffix must be one of the integral types (`u32`, `isize`, etc)
[INFO] [stderr] 
[INFO] [stderr] error: invalid suffix `i` for integer literal
[INFO] [stderr]   --> src/main.rs:54:50
[INFO] [stderr]    |
[INFO] [stderr] 54 |     let numbers_mutex = Arc::new(Mutex::new(vec![1i, 2i, 3i]));
[INFO] [stderr]    |                                                  ^^ invalid suffix `i`
[INFO] [stderr]    |
[INFO] [stderr]    = help: the suffix must be one of the integral types (`u32`, `isize`, etc)
[INFO] [stderr] 
[INFO] [stderr] error: invalid suffix `i` for integer literal
[INFO] [stderr]   --> src/main.rs:54:54
[INFO] [stderr]    |
[INFO] [stderr] 54 |     let numbers_mutex = Arc::new(Mutex::new(vec![1i, 2i, 3i]));
[INFO] [stderr]    |                                                      ^^ invalid suffix `i`
[INFO] [stderr]    |
[INFO] [stderr]    = help: the suffix must be one of the integral types (`u32`, `isize`, etc)
[INFO] [stderr] 
[INFO] [stderr] error: invalid suffix `i` for integer literal
[INFO] [stderr]   --> src/main.rs:54:58
[INFO] [stderr]    |
[INFO] [stderr] 54 |     let numbers_mutex = Arc::new(Mutex::new(vec![1i, 2i, 3i]));
[INFO] [stderr]    |                                                          ^^ invalid suffix `i`
[INFO] [stderr]    |
[INFO] [stderr]    = help: the suffix must be one of the integral types (`u32`, `isize`, etc)
[INFO] [stderr] 
[INFO] [stderr] error: invalid suffix `i` for integer literal
[INFO] [stderr]   --> src/main.rs:71:18
[INFO] [stderr]    |
[INFO] [stderr] 71 |   let vec = vec![1i, 2, 3];
[INFO] [stderr]    |                  ^^ invalid suffix `i`
[INFO] [stderr]    |
[INFO] [stderr]    = help: the suffix must be one of the integral types (`u32`, `isize`, etc)
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `range` in this scope
[INFO] [stderr]   --> src/main.rs:46:14
[INFO] [stderr]    |
[INFO] [stderr] 46 |     for i in range(0u, 10u) {
[INFO] [stderr]    |              ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `spawn` in this scope
[INFO] [stderr]   --> src/main.rs:47:9
[INFO] [stderr]    |
[INFO] [stderr] 47 |         spawn(proc() {
[INFO] [stderr]    |         ^^^^^ not found in this scope
[INFO] [stderr] help: possible candidate is found in another module, you can import it into scope
[INFO] [stderr]    |
[INFO] [stderr] 3  | use std::thread::spawn;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `proc` in this scope
[INFO] [stderr]   --> src/main.rs:47:15
[INFO] [stderr]    |
[INFO] [stderr] 47 |         spawn(proc() {
[INFO] [stderr]    |               ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `range` in this scope
[INFO] [stderr]   --> src/main.rs:56:14
[INFO] [stderr]    |
[INFO] [stderr] 56 |     for i in range(0u, 3u) {
[INFO] [stderr]    |              ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `spawn` in this scope
[INFO] [stderr]   --> src/main.rs:58:9
[INFO] [stderr]    |
[INFO] [stderr] 58 |         spawn(proc() {
[INFO] [stderr]    |         ^^^^^ not found in this scope
[INFO] [stderr] help: possible candidate is found in another module, you can import it into scope
[INFO] [stderr]    |
[INFO] [stderr] 3  | use std::thread::spawn;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `proc` in this scope
[INFO] [stderr]   --> src/main.rs:58:15
[INFO] [stderr]    |
[INFO] [stderr] 58 |         spawn(proc() {
[INFO] [stderr]    |               ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `range` in this scope
[INFO] [stderr]   --> src/main.rs:60:22
[INFO] [stderr]    |
[INFO] [stderr] 60 |             for j in range(0, 3) { (*nums)[j] += 1 }
[INFO] [stderr]    |                      ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0614]: type `std::result::Result<std::sync::MutexGuard<'_, std::vec::Vec<_>>, std::sync::PoisonError<std::sync::MutexGuard<'_, std::vec::Vec<_>>>>` cannot be dereferenced
[INFO] [stderr]   --> src/main.rs:60:36
[INFO] [stderr]    |
[INFO] [stderr] 60 |             for j in range(0, 3) { (*nums)[j] += 1 }
[INFO] [stderr]    |                                    ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0614]: type `std::result::Result<std::sync::MutexGuard<'_, std::vec::Vec<_>>, std::sync::PoisonError<std::sync::MutexGuard<'_, std::vec::Vec<_>>>>` cannot be dereferenced
[INFO] [stderr]   --> src/main.rs:61:52
[INFO] [stderr]    |
[INFO] [stderr] 61 |             println!("nums in thread {} is {}", i, *nums);
[INFO] [stderr]    |                                                    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0614]: type `std::result::Result<std::sync::MutexGuard<'_, std::vec::Vec<_>>, std::sync::PoisonError<std::sync::MutexGuard<'_, std::vec::Vec<_>>>>` cannot be dereferenced
[INFO] [stderr]   --> src/main.rs:65:36
[INFO] [stderr]    |
[INFO] [stderr] 65 |     println!("numbers in main {}", *numbers);
[INFO] [stderr]    |                                    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 23 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0425, E0614.
[INFO] [stderr] For more information about an error, try `rustc --explain E0425`.
[INFO] [stderr] error: Could not compile `rust-intro`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "cde09783037db07531d9cab377e282d2a4dea67e7ac3f6371683d122d6a9548e"`
[INFO] running `"docker" "rm" "-f" "cde09783037db07531d9cab377e282d2a4dea67e7ac3f6371683d122d6a9548e"`
[INFO] [stdout] cde09783037db07531d9cab377e282d2a4dea67e7ac3f6371683d122d6a9548e