[INFO] crate now-cli 0.2.1 is already in cache
[INFO] extracting crate now-cli 0.2.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/now-cli/0.2.1
[INFO] extracting crate now-cli 0.2.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/now-cli/0.2.1
[INFO] validating manifest of now-cli-0.2.1 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 now-cli-0.2.1 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 now-cli-0.2.1
[INFO] finished frobbing now-cli-0.2.1
[INFO] frobbed toml for now-cli-0.2.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/now-cli/0.2.1/Cargo.toml
[INFO] started frobbing now-cli-0.2.1
[INFO] finished frobbing now-cli-0.2.1
[INFO] frobbed toml for now-cli-0.2.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/now-cli/0.2.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 now-cli-0.2.1 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/reg/now-cli/0.2.1:/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] 1750de91644adf822823f7a52966ca898c4bd194a28b89c9dd7319ab51d6a6af
[INFO] running `"docker" "start" "-a" "1750de91644adf822823f7a52966ca898c4bd194a28b89c9dd7319ab51d6a6af"`
[INFO] [stderr]    Compiling rprompt v1.0.3
[INFO] [stderr]    Compiling mkdirp v0.1.0
[INFO] [stderr]    Compiling tabular v0.1.2
[INFO] [stderr]    Compiling chrono-humanize v0.0.11
[INFO] [stderr]    Compiling dialoguer v0.1.0
[INFO] [stderr]    Compiling now-cli v0.2.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/main.rs:35:9
[INFO] [stderr]    |
[INFO] [stderr] 35 |         _ => unimplemented!(),
[INFO] [stderr]    |         ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/handlers.rs:44:9
[INFO] [stderr]    |
[INFO] [stderr] 44 |         user_data.load();
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.17s
[INFO] running `"docker" "inspect" "1750de91644adf822823f7a52966ca898c4bd194a28b89c9dd7319ab51d6a6af"`
[INFO] running `"docker" "rm" "-f" "1750de91644adf822823f7a52966ca898c4bd194a28b89c9dd7319ab51d6a6af"`
[INFO] [stdout] 1750de91644adf822823f7a52966ca898c4bd194a28b89c9dd7319ab51d6a6af
[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/reg/now-cli/0.2.1:/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] 288c93b558a57e3b65e65191dee69a759b9415f1d1bda5ea8edc521b823d1ada
[INFO] running `"docker" "start" "-a" "288c93b558a57e3b65e65191dee69a759b9415f1d1bda5ea8edc521b823d1ada"`
[INFO] [stderr]    Compiling now-cli v0.2.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/main.rs:35:9
[INFO] [stderr]    |
[INFO] [stderr] 35 |         _ => unimplemented!(),
[INFO] [stderr]    |         ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/handlers.rs:44:9
[INFO] [stderr]    |
[INFO] [stderr] 44 |         user_data.load();
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.32s
[INFO] running `"docker" "inspect" "288c93b558a57e3b65e65191dee69a759b9415f1d1bda5ea8edc521b823d1ada"`
[INFO] running `"docker" "rm" "-f" "288c93b558a57e3b65e65191dee69a759b9415f1d1bda5ea8edc521b823d1ada"`
[INFO] [stdout] 288c93b558a57e3b65e65191dee69a759b9415f1d1bda5ea8edc521b823d1ada
[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/reg/now-cli/0.2.1:/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] 644fabbb65d29bca3740d77afad9852da91232cedd9e19d46a5b6c55531aef3f
[INFO] running `"docker" "start" "-a" "644fabbb65d29bca3740d77afad9852da91232cedd9e19d46a5b6c55531aef3f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/now-d3107c21cd162c4d
[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" "644fabbb65d29bca3740d77afad9852da91232cedd9e19d46a5b6c55531aef3f"`
[INFO] running `"docker" "rm" "-f" "644fabbb65d29bca3740d77afad9852da91232cedd9e19d46a5b6c55531aef3f"`
[INFO] [stdout] 644fabbb65d29bca3740d77afad9852da91232cedd9e19d46a5b6c55531aef3f