[INFO] crate lucid 0.3.0 is already in cache
[INFO] extracting crate lucid 0.3.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/lucid/0.3.0
[INFO] extracting crate lucid 0.3.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/lucid/0.3.0
[INFO] validating manifest of lucid-0.3.0 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of lucid-0.3.0 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing lucid-0.3.0
[INFO] finished frobbing lucid-0.3.0
[INFO] frobbed toml for lucid-0.3.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/lucid/0.3.0/Cargo.toml
[INFO] started frobbing lucid-0.3.0
[INFO] finished frobbing lucid-0.3.0
[INFO] frobbed toml for lucid-0.3.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/lucid/0.3.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing lucid-0.3.0 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/lucid/0.3.0:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] d1a797ee83763f2ca60497eea04836bb4d7d1e0da8726f2e6286fbb1ec1d207e
[INFO] running `"docker" "start" "-a" "d1a797ee83763f2ca60497eea04836bb4d7d1e0da8726f2e6286fbb1ec1d207e"`
[INFO] [stderr]    Compiling ctrlc v3.1.3
[INFO] [stderr]    Compiling lucid v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:82:29
[INFO] [stderr]    |
[INFO] [stderr] 82 |         let mut handle: Box<Write> = if self.print_to_stderr {
[INFO] [stderr]    |                             ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.91s
[INFO] running `"docker" "inspect" "d1a797ee83763f2ca60497eea04836bb4d7d1e0da8726f2e6286fbb1ec1d207e"`
[INFO] running `"docker" "rm" "-f" "d1a797ee83763f2ca60497eea04836bb4d7d1e0da8726f2e6286fbb1ec1d207e"`
[INFO] [stdout] d1a797ee83763f2ca60497eea04836bb4d7d1e0da8726f2e6286fbb1ec1d207e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/lucid/0.3.0:/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 202fad135f651f3da40fafc0217bbbfbe0488fc6a26dc766a8725ba25ac2c2e0
[INFO] running `"docker" "start" "-a" "202fad135f651f3da40fafc0217bbbfbe0488fc6a26dc766a8725ba25ac2c2e0"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling lucid v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:82:29
[INFO] [stderr]    |
[INFO] [stderr] 82 |         let mut handle: Box<Write> = if self.print_to_stderr {
[INFO] [stderr]    |                             ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.44s
[INFO] running `"docker" "inspect" "202fad135f651f3da40fafc0217bbbfbe0488fc6a26dc766a8725ba25ac2c2e0"`
[INFO] running `"docker" "rm" "-f" "202fad135f651f3da40fafc0217bbbfbe0488fc6a26dc766a8725ba25ac2c2e0"`
[INFO] [stdout] 202fad135f651f3da40fafc0217bbbfbe0488fc6a26dc766a8725ba25ac2c2e0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/lucid/0.3.0:/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 901f4eeb98831e37702c88b28c3dbcef7ec8e0858ba8b53ff58f82871b06ec12
[INFO] running `"docker" "start" "-a" "901f4eeb98831e37702c88b28c3dbcef7ec8e0858ba8b53ff58f82871b06ec12"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/lucid-e9381dfa052f6805
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_duration_from_float ... ok
[INFO] [stdout] test test_verbosity_level ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "901f4eeb98831e37702c88b28c3dbcef7ec8e0858ba8b53ff58f82871b06ec12"`
[INFO] running `"docker" "rm" "-f" "901f4eeb98831e37702c88b28c3dbcef7ec8e0858ba8b53ff58f82871b06ec12"`
[INFO] [stdout] 901f4eeb98831e37702c88b28c3dbcef7ec8e0858ba8b53ff58f82871b06ec12