[INFO] fetching crate hex2ascii 1.0.2...
[INFO] checking hex2ascii-1.0.2 against try#72f88fc4e9458f89516a0b8b0868f3718aec5b47 for pr-74989
[INFO] extracting crate hex2ascii 1.0.2 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate hex2ascii 1.0.2 on toolchain 72f88fc4e9458f89516a0b8b0868f3718aec5b47
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hex2ascii 1.0.2
[INFO] finished tweaking crates.io crate hex2ascii 1.0.2
[INFO] tweaked toml for crates.io crate hex2ascii 1.0.2 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1f8217be59aaea917a52840b2af71a67396d72ebd3daa3e156a9809445a9a46f
[INFO] running `Command { std: "docker" "start" "-a" "1f8217be59aaea917a52840b2af71a67396d72ebd3daa3e156a9809445a9a46f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1f8217be59aaea917a52840b2af71a67396d72ebd3daa3e156a9809445a9a46f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f8217be59aaea917a52840b2af71a67396d72ebd3daa3e156a9809445a9a46f", kill_on_drop: false }`
[INFO] [stdout] 1f8217be59aaea917a52840b2af71a67396d72ebd3daa3e156a9809445a9a46f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=forbid" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 76405e281101ca84364c09a548597a3cd5633da21266b3d477233cdd319c00b2
[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" "76405e281101ca84364c09a548597a3cd5633da21266b3d477233cdd319c00b2", kill_on_drop: false }`
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking hex v0.2.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking 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: 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] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.83s
[INFO] running `Command { std: "docker" "inspect" "76405e281101ca84364c09a548597a3cd5633da21266b3d477233cdd319c00b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76405e281101ca84364c09a548597a3cd5633da21266b3d477233cdd319c00b2", kill_on_drop: false }`
[INFO] [stdout] 76405e281101ca84364c09a548597a3cd5633da21266b3d477233cdd319c00b2
