[INFO] cloning repository chorusmobility/Tempo
[INFO] running `"git" "clone" "--bare" "git://github.com/chorusmobility/Tempo.git" "work/cache/sources/gh/chorusmobility/Tempo"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/chorusmobility/Tempo'...
[INFO] running `"git" "clone" "work/cache/sources/gh/chorusmobility/Tempo" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/chorusmobility/Tempo"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/chorusmobility/Tempo'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/chorusmobility/Tempo" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/chorusmobility/Tempo"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/chorusmobility/Tempo'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f237ed7ebc330c28a5e4bd81b14651bad778b3ab
[INFO] sha for GitHub repo chorusmobility/Tempo: f237ed7ebc330c28a5e4bd81b14651bad778b3ab
[INFO] validating manifest of chorusmobility/Tempo on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of chorusmobility/Tempo on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing chorusmobility/Tempo
[INFO] finished frobbing chorusmobility/Tempo
[INFO] frobbed toml for chorusmobility/Tempo written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/chorusmobility/Tempo/Cargo.toml
[INFO] started frobbing chorusmobility/Tempo
[INFO] finished frobbing chorusmobility/Tempo
[INFO] frobbed toml for chorusmobility/Tempo written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/chorusmobility/Tempo/Cargo.toml
[INFO] crate chorusmobility/Tempo already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking chorusmobility/Tempo against master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-1/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/chorusmobility/Tempo:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/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=forbid" "-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" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] e4310a58a06447aa0f5dd8dd87aa69211a4e6413f95540eb9aa5c6651c0d08da
[INFO] running `"docker" "start" "-a" "e4310a58a06447aa0f5dd8dd87aa69211a4e6413f95540eb9aa5c6651c0d08da"`
[INFO] [stderr]     Checking rand_os v0.1.1
[INFO] [stderr]     Checking num_cpus v1.9.0
[INFO] [stderr]     Checking users v0.8.1
[INFO] [stderr]     Checking tokio-timer v0.2.9
[INFO] [stderr]     Checking libflate v0.1.19
[INFO] [stderr]     Checking uuid v0.7.1
[INFO] [stderr]     Checking openssl v0.10.16
[INFO] [stderr]     Checking regex v1.1.0
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking run_script v0.2.5
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking native-tls v0.2.2
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]     Checking crossbeam-channel v0.3.6
[INFO] [stderr]     Checking tokio-reactor v0.1.8
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking crossbeam v0.6.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.11
[INFO] [stderr]     Checking tokio v0.1.15
[INFO] [stderr]     Checking hyper v0.12.23
[INFO] [stderr]     Checking hyper-tls v0.3.1
[INFO] [stderr]     Checking reqwest v0.9.9
[INFO] [stderr]     Checking chorus-tempo v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `output`
[INFO] [stderr]  --> src/main.rs:9:16
[INFO] [stderr]   |
[INFO] [stderr] 9 |     let (code, output, error) = run_script::run(
[INFO] [stderr]   |                ^^^^^^ help: consider prefixing with an underscore: `_output`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `error`
[INFO] [stderr]  --> src/main.rs:9:24
[INFO] [stderr]   |
[INFO] [stderr] 9 |     let (code, output, error) = run_script::run(
[INFO] [stderr]   |                        ^^^^^ help: consider prefixing with an underscore: `_error`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `code`
[INFO] [stderr]   --> src/main.rs:32:10
[INFO] [stderr]    |
[INFO] [stderr] 32 |     let (code, output, error) = run_script::run(
[INFO] [stderr]    |          ^^^^ help: consider prefixing with an underscore: `_code`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `error`
[INFO] [stderr]   --> src/main.rs:32:24
[INFO] [stderr]    |
[INFO] [stderr] 32 |     let (code, output, error) = run_script::run(
[INFO] [stderr]    |                        ^^^^^ help: consider prefixing with an underscore: `_error`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `output`
[INFO] [stderr]  --> src/main.rs:9:16
[INFO] [stderr]   |
[INFO] [stderr] 9 |     let (code, output, error) = run_script::run(
[INFO] [stderr]   |                ^^^^^^ help: consider prefixing with an underscore: `_output`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `error`
[INFO] [stderr]  --> src/main.rs:9:24
[INFO] [stderr]   |
[INFO] [stderr] 9 |     let (code, output, error) = run_script::run(
[INFO] [stderr]   |                        ^^^^^ help: consider prefixing with an underscore: `_error`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `code`
[INFO] [stderr]   --> src/main.rs:32:10
[INFO] [stderr]    |
[INFO] [stderr] 32 |     let (code, output, error) = run_script::run(
[INFO] [stderr]    |          ^^^^ help: consider prefixing with an underscore: `_code`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `error`
[INFO] [stderr]   --> src/main.rs:32:24
[INFO] [stderr]    |
[INFO] [stderr] 32 |     let (code, output, error) = run_script::run(
[INFO] [stderr]    |                        ^^^^^ help: consider prefixing with an underscore: `_error`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.74s
[INFO] running `"docker" "inspect" "e4310a58a06447aa0f5dd8dd87aa69211a4e6413f95540eb9aa5c6651c0d08da"`
[INFO] running `"docker" "rm" "-f" "e4310a58a06447aa0f5dd8dd87aa69211a4e6413f95540eb9aa5c6651c0d08da"`
[INFO] [stdout] e4310a58a06447aa0f5dd8dd87aa69211a4e6413f95540eb9aa5c6651c0d08da