[INFO] updating cached repository lord/wasmtest
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/lord/wasmtest
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/lord/wasmtest" "work/ex/beta-1.38-1/sources/1.37.0/gh/lord/wasmtest"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/lord/wasmtest'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/lord/wasmtest" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/lord/wasmtest"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/lord/wasmtest'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e1ebaf71182226dc7031c6691cd5671bdb991e90
[INFO] sha for GitHub repo lord/wasmtest: e1ebaf71182226dc7031c6691cd5671bdb991e90
[INFO] validating manifest of lord/wasmtest 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 lord/wasmtest 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 lord/wasmtest
[INFO] finished frobbing lord/wasmtest
[INFO] frobbed toml for lord/wasmtest written to work/ex/beta-1.38-1/sources/1.37.0/gh/lord/wasmtest/Cargo.toml
[INFO] started frobbing lord/wasmtest
[INFO] finished frobbing lord/wasmtest
[INFO] frobbed toml for lord/wasmtest written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/lord/wasmtest/Cargo.toml
[INFO] crate lord/wasmtest 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 lord/wasmtest 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-4/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/lord/wasmtest:/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] 851643ba245b5f419ed0106ccc415d94290dee551f9eeaeb056c232afd626ca4
[INFO] running `"docker" "start" "-a" "851643ba245b5f419ed0106ccc415d94290dee551f9eeaeb056c232afd626ca4"`
[INFO] [stderr]    Compiling wasmtest v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `c_double`
[INFO] [stderr]  --> src/lib.rs:1:20
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::os::raw::{c_double, c_int};
[INFO] [stderr]   |                    ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `"docker" "inspect" "851643ba245b5f419ed0106ccc415d94290dee551f9eeaeb056c232afd626ca4"`
[INFO] running `"docker" "rm" "-f" "851643ba245b5f419ed0106ccc415d94290dee551f9eeaeb056c232afd626ca4"`
[INFO] [stdout] 851643ba245b5f419ed0106ccc415d94290dee551f9eeaeb056c232afd626ca4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/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/lord/wasmtest:/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] 05bdc0a2e5752e72868372cb664ec8462e9795fec83b6b52ffbbf1194e112719
[INFO] running `"docker" "start" "-a" "05bdc0a2e5752e72868372cb664ec8462e9795fec83b6b52ffbbf1194e112719"`
[INFO] [stderr]    Compiling wasmtest v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `c_double`
[INFO] [stderr]  --> src/lib.rs:1:20
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::os::raw::{c_double, c_int};
[INFO] [stderr]   |                    ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `"docker" "inspect" "05bdc0a2e5752e72868372cb664ec8462e9795fec83b6b52ffbbf1194e112719"`
[INFO] running `"docker" "rm" "-f" "05bdc0a2e5752e72868372cb664ec8462e9795fec83b6b52ffbbf1194e112719"`
[INFO] [stdout] 05bdc0a2e5752e72868372cb664ec8462e9795fec83b6b52ffbbf1194e112719
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/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/lord/wasmtest:/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] 1535fd75fa7ac9a235a0ff516173d0d07acb7a1984924a57dba1a9e19b10fa4f
[INFO] running `"docker" "start" "-a" "1535fd75fa7ac9a235a0ff516173d0d07acb7a1984924a57dba1a9e19b10fa4f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/wasmtest-258b4507dcab6877
[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" "1535fd75fa7ac9a235a0ff516173d0d07acb7a1984924a57dba1a9e19b10fa4f"`
[INFO] running `"docker" "rm" "-f" "1535fd75fa7ac9a235a0ff516173d0d07acb7a1984924a57dba1a9e19b10fa4f"`
[INFO] [stdout] 1535fd75fa7ac9a235a0ff516173d0d07acb7a1984924a57dba1a9e19b10fa4f