[INFO] cloning repository https://github.com/gavynriebau/hex2ascii
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gavynriebau/hex2ascii" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgavynriebau%2Fhex2ascii", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgavynriebau%2Fhex2ascii'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 93070229a2394326100314754e93e24d524ff21f
[INFO] testing gavynriebau/hex2ascii against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgavynriebau%2Fhex2ascii" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gavynriebau/hex2ascii on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gavynriebau/hex2ascii
[INFO] finished tweaking git repo https://github.com/gavynriebau/hex2ascii
[INFO] tweaked toml for git repo https://github.com/gavynriebau/hex2ascii written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/gavynriebau/hex2ascii already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fc390149aecb4eece6413e81dfce361f41441e2142a427451e9469f3aab35ccf
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "fc390149aecb4eece6413e81dfce361f41441e2142a427451e9469f3aab35ccf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fc390149aecb4eece6413e81dfce361f41441e2142a427451e9469f3aab35ccf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc390149aecb4eece6413e81dfce361f41441e2142a427451e9469f3aab35ccf", kill_on_drop: false }`
[INFO] [stdout] fc390149aecb4eece6413e81dfce361f41441e2142a427451e9469f3aab35ccf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b39a615773284d5b1374745c555e52829519922f5007d4321d7d39368189066c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b39a615773284d5b1374745c555e52829519922f5007d4321d7d39368189066c", kill_on_drop: false }`
[INFO] [stderr]    Compiling vec_map v0.7.0
[INFO] [stderr]    Compiling bitflags v0.8.0
[INFO] [stderr]    Compiling term_size v0.2.3
[INFO] [stderr]    Compiling atty v0.2.2
[INFO] [stderr]    Compiling clap v2.21.2
[INFO] [stderr]    Compiling hex2ascii v1.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:11:48
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn from_hex(s : String) -> Result<Vec<u8>, Box<Error>> {
[INFO] [stdout]    |                                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:18:46
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn to_hex(s : String) -> Result<Vec<u8>, Box<Error>> {
[INFO] [stdout]    |                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.89s
[INFO] running `Command { std: "docker" "inspect" "b39a615773284d5b1374745c555e52829519922f5007d4321d7d39368189066c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b39a615773284d5b1374745c555e52829519922f5007d4321d7d39368189066c", kill_on_drop: false }`
[INFO] [stdout] b39a615773284d5b1374745c555e52829519922f5007d4321d7d39368189066c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 30fbceb749c6191f758ff9a429461dcf9947fb0dfceb650b573092214b7d7cd3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "30fbceb749c6191f758ff9a429461dcf9947fb0dfceb650b573092214b7d7cd3", kill_on_drop: false }`
[INFO] [stderr]    Compiling hex2ascii v1.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:11:48
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn from_hex(s : String) -> Result<Vec<u8>, Box<Error>> {
[INFO] [stdout]    |                                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:18:46
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn to_hex(s : String) -> Result<Vec<u8>, Box<Error>> {
[INFO] [stdout]    |                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `Command { std: "docker" "inspect" "30fbceb749c6191f758ff9a429461dcf9947fb0dfceb650b573092214b7d7cd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30fbceb749c6191f758ff9a429461dcf9947fb0dfceb650b573092214b7d7cd3", kill_on_drop: false }`
[INFO] [stdout] 30fbceb749c6191f758ff9a429461dcf9947fb0dfceb650b573092214b7d7cd3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e31fa93c421361989d12a5f37def938159ee2e88c5f3b4bd8f038ba07514ae0e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e31fa93c421361989d12a5f37def938159ee2e88c5f3b4bd8f038ba07514ae0e", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/main.rs:11:48
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 11 | fn from_hex(s : String) -> Result<Vec<u8>, Box<Error>> {
[INFO] [stdout] 
[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:18:46
[INFO] [stderr]    |
[INFO] [stderr] 18 | fn to_hex(s : String) -> Result<Vec<u8>, Box<Error>> {
[INFO] [stderr]    |                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/hex2ascii-5f6746a38e74f70c
[INFO] running `Command { std: "docker" "inspect" "e31fa93c421361989d12a5f37def938159ee2e88c5f3b4bd8f038ba07514ae0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e31fa93c421361989d12a5f37def938159ee2e88c5f3b4bd8f038ba07514ae0e", kill_on_drop: false }`
[INFO] [stdout] e31fa93c421361989d12a5f37def938159ee2e88c5f3b4bd8f038ba07514ae0e