[INFO] updating cached repository marant/rustloris
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/marant/rustloris
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/marant/rustloris" "work/ex/beta-1.38-1/sources/1.37.0/gh/marant/rustloris"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/marant/rustloris'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/marant/rustloris" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/marant/rustloris"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/marant/rustloris'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] cd615aefd9e06036bdba073f9a671a2c41cbb7c9
[INFO] sha for GitHub repo marant/rustloris: cd615aefd9e06036bdba073f9a671a2c41cbb7c9
[INFO] validating manifest of marant/rustloris 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 marant/rustloris 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 marant/rustloris
[INFO] finished frobbing marant/rustloris
[INFO] frobbed toml for marant/rustloris written to work/ex/beta-1.38-1/sources/1.37.0/gh/marant/rustloris/Cargo.toml
[INFO] started frobbing marant/rustloris
[INFO] finished frobbing marant/rustloris
[INFO] frobbed toml for marant/rustloris written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/marant/rustloris/Cargo.toml
[INFO] crate marant/rustloris 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] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/marant/rustloris/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Updating git repository `https://github.com/servo/rust-url`
[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] [stderr]     Updating git repository `https://github.com/servo/rust-url`
[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 marant/rustloris against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/marant/rustloris:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] c9fd49b5f6776ab5688a44e6bbc9da7636343155e51fb86bda99937f439515f4
[INFO] running `"docker" "start" "-a" "c9fd49b5f6776ab5688a44e6bbc9da7636343155e51fb86bda99937f439515f4"`
[INFO] [stderr]    Compiling percent-encoding v2.1.0 (https://github.com/servo/rust-url#0e874ddc)
[INFO] [stderr]    Compiling idna v0.2.0 (https://github.com/servo/rust-url#0e874ddc)
[INFO] [stderr]    Compiling url v2.1.0 (https://github.com/servo/rust-url#0e874ddc)
[INFO] [stderr]    Compiling rustloris v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:29:32
[INFO] [stderr]    |
[INFO] [stderr] 29 | fn print_usage_and_exit(e :Box<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: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:61:70
[INFO] [stderr]    |
[INFO] [stderr] 61 | fn args_to_attack_opts(args :Arguments) -> Result<AttackOptions, Box<Error>> {
[INFO] [stderr]    |                                                                      ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:76:63
[INFO] [stderr]    |
[INFO] [stderr] 76 | fn construct_target<'a>(target :String) -> Result<Target, Box<Error>> {
[INFO] [stderr]    |                                                               ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:98:53
[INFO] [stderr]    |
[INFO] [stderr] 98 | fn slowloris(opts :AttackOptions) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                                     ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.30s
[INFO] running `"docker" "inspect" "c9fd49b5f6776ab5688a44e6bbc9da7636343155e51fb86bda99937f439515f4"`
[INFO] running `"docker" "rm" "-f" "c9fd49b5f6776ab5688a44e6bbc9da7636343155e51fb86bda99937f439515f4"`
[INFO] [stdout] c9fd49b5f6776ab5688a44e6bbc9da7636343155e51fb86bda99937f439515f4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/marant/rustloris:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 3c56543e0a5400f66e83a3284b30f318616d4b8c51f5637876a4ff3d64f221cc
[INFO] running `"docker" "start" "-a" "3c56543e0a5400f66e83a3284b30f318616d4b8c51f5637876a4ff3d64f221cc"`
[INFO] [stderr]    Compiling rustloris v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:29:32
[INFO] [stderr]    |
[INFO] [stderr] 29 | fn print_usage_and_exit(e :Box<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: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:61:70
[INFO] [stderr]    |
[INFO] [stderr] 61 | fn args_to_attack_opts(args :Arguments) -> Result<AttackOptions, Box<Error>> {
[INFO] [stderr]    |                                                                      ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:76:63
[INFO] [stderr]    |
[INFO] [stderr] 76 | fn construct_target<'a>(target :String) -> Result<Target, Box<Error>> {
[INFO] [stderr]    |                                                               ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:98:53
[INFO] [stderr]    |
[INFO] [stderr] 98 | fn slowloris(opts :AttackOptions) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                                     ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `"docker" "inspect" "3c56543e0a5400f66e83a3284b30f318616d4b8c51f5637876a4ff3d64f221cc"`
[INFO] running `"docker" "rm" "-f" "3c56543e0a5400f66e83a3284b30f318616d4b8c51f5637876a4ff3d64f221cc"`
[INFO] [stdout] 3c56543e0a5400f66e83a3284b30f318616d4b8c51f5637876a4ff3d64f221cc
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/marant/rustloris:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] d0b1618abd3fa4067f606c41e61b83b73a31c100830236f68dd67a62a52a8dfe
[INFO] running `"docker" "start" "-a" "d0b1618abd3fa4067f606c41e61b83b73a31c100830236f68dd67a62a52a8dfe"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rustloris-1c743cbb9f74c0b9
[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" "d0b1618abd3fa4067f606c41e61b83b73a31c100830236f68dd67a62a52a8dfe"`
[INFO] running `"docker" "rm" "-f" "d0b1618abd3fa4067f606c41e61b83b73a31c100830236f68dd67a62a52a8dfe"`
[INFO] [stdout] d0b1618abd3fa4067f606c41e61b83b73a31c100830236f68dd67a62a52a8dfe