[INFO] updating cached repository chklauser/rust-nvm
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/chklauser/rust-nvm
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/chklauser/rust-nvm" "work/ex/beta-1.38-1/sources/1.37.0/gh/chklauser/rust-nvm"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/chklauser/rust-nvm'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/chklauser/rust-nvm" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/chklauser/rust-nvm"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/chklauser/rust-nvm'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 50e64e580fc3ed48073e106e0a1dd586d52f4576
[INFO] sha for GitHub repo chklauser/rust-nvm: 50e64e580fc3ed48073e106e0a1dd586d52f4576
[INFO] validating manifest of chklauser/rust-nvm on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of chklauser/rust-nvm on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing chklauser/rust-nvm
[INFO] finished frobbing chklauser/rust-nvm
[INFO] frobbed toml for chklauser/rust-nvm written to work/ex/beta-1.38-1/sources/1.37.0/gh/chklauser/rust-nvm/Cargo.toml
[INFO] started frobbing chklauser/rust-nvm
[INFO] finished frobbing chklauser/rust-nvm
[INFO] frobbed toml for chklauser/rust-nvm written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/chklauser/rust-nvm/Cargo.toml
[INFO] crate chklauser/rust-nvm already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing chklauser/rust-nvm against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/chklauser/rust-nvm:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] b2a739dce0991cd871972bb66ac4e46905d1b8fc7c94b04888e64e8cd6a60e14
[INFO] running `"docker" "start" "-a" "b2a739dce0991cd871972bb66ac4e46905d1b8fc7c94b04888e64e8cd6a60e14"`
[INFO] [stderr]    Compiling libc v0.2.14
[INFO] [stderr]    Compiling regex-syntax v0.3.4
[INFO] [stderr]    Compiling combine v2.0.0
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling term_size v0.2.1
[INFO] [stderr]    Compiling thread_local v0.2.6
[INFO] [stderr]    Compiling clap v2.19.1
[INFO] [stderr]    Compiling aho-corasick v0.5.2
[INFO] [stderr]    Compiling regex v0.1.73
[INFO] [stderr]    Compiling combine-language v2.0.0
[INFO] [stderr]    Compiling env_logger v0.3.4
[INFO] [stderr]    Compiling nvm v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]    --> src/vm/machine.rs:109:1
[INFO] [stderr]     |
[INFO] [stderr] 109 | / macro_rules! try_check{
[INFO] [stderr] 110 | |   ($e:expr) => (e)
[INFO] [stderr] 111 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_macros)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/frontend/mod.rs:24:32
[INFO] [stderr]    |
[INFO] [stderr] 24 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.82s
[INFO] running `"docker" "inspect" "b2a739dce0991cd871972bb66ac4e46905d1b8fc7c94b04888e64e8cd6a60e14"`
[INFO] running `"docker" "rm" "-f" "b2a739dce0991cd871972bb66ac4e46905d1b8fc7c94b04888e64e8cd6a60e14"`
[INFO] [stdout] b2a739dce0991cd871972bb66ac4e46905d1b8fc7c94b04888e64e8cd6a60e14
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/chklauser/rust-nvm:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 77ec809ef63559c5fb17502556048e74cc540b2f6a4c509c63e60d29f6176225
[INFO] running `"docker" "start" "-a" "77ec809ef63559c5fb17502556048e74cc540b2f6a4c509c63e60d29f6176225"`
[INFO] [stderr]    Compiling nvm v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]    --> src/vm/machine.rs:109:1
[INFO] [stderr]     |
[INFO] [stderr] 109 | / macro_rules! try_check{
[INFO] [stderr] 110 | |   ($e:expr) => (e)
[INFO] [stderr] 111 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_macros)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/frontend/mod.rs:24:32
[INFO] [stderr]    |
[INFO] [stderr] 24 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/tests.rs:10:23
[INFO] [stderr]    |
[INFO] [stderr] 10 | use std::sync::{Once, ONCE_INIT};
[INFO] [stderr]    |                       ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/tests.rs:12:21
[INFO] [stderr]    |
[INFO] [stderr] 12 | static INIT: Once = ONCE_INIT;
[INFO] [stderr]    |                     ^^^^^^^^^ help: replace the use of the deprecated item: `Once::new()`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.75s
[INFO] running `"docker" "inspect" "77ec809ef63559c5fb17502556048e74cc540b2f6a4c509c63e60d29f6176225"`
[INFO] running `"docker" "rm" "-f" "77ec809ef63559c5fb17502556048e74cc540b2f6a4c509c63e60d29f6176225"`
[INFO] [stdout] 77ec809ef63559c5fb17502556048e74cc540b2f6a4c509c63e60d29f6176225
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/chklauser/rust-nvm:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 6203e4315428cbbab337baaa3f1583691b909c4aa78c840b778d03745326cf69
[INFO] running `"docker" "start" "-a" "6203e4315428cbbab337baaa3f1583691b909c4aa78c840b778d03745326cf69"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/nvm-84bb57b722e0584a
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test tests::miniprogram ... ok
[INFO] [stdout] test tests::if_test ... ok
[INFO] [stdout] test tests::if_else_test ... ok
[INFO] [stdout] test tests::if_else_if ... ok
[INFO] [stdout] test tests::ref_in_function ... ok
[INFO] [stdout] test tests::run_gen_fib4 ... ok
[INFO] [stdout] test tests::ref_of_params_function ... ok
[INFO] [stdout] test tests::maxfn ... ok
[INFO] [stdout] test tests::sample ... ok
[INFO] [stdout] test tests::add ... ok
[INFO] [stdout] test tests::compile_fib_iter ... ok
[INFO] [stdout] test tests::allow_interpreter_line ... ok
[INFO] [stdout] test tests::run_fib_iter8 ... ok
[INFO] [stdout] test tests::run_gen_fib8 ... ok
[INFO] [stdout] test tests::simple_function_call ... ok
[INFO] [stdout] test tests::simple_call ... ok
[INFO] [stdout] test tests::simple_call_v ... ok
[INFO] [stdout] test tests::readme_example ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "6203e4315428cbbab337baaa3f1583691b909c4aa78c840b778d03745326cf69"`
[INFO] running `"docker" "rm" "-f" "6203e4315428cbbab337baaa3f1583691b909c4aa78c840b778d03745326cf69"`
[INFO] [stdout] 6203e4315428cbbab337baaa3f1583691b909c4aa78c840b778d03745326cf69