[INFO] fetching crate bigbro 0.5.2...
[INFO] checking bigbro-0.5.2 against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] extracting crate bigbro 0.5.2 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate bigbro 0.5.2 on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-1/source/.cargo/config
[INFO] started tweaking crates.io crate bigbro 0.5.2
[INFO] finished tweaking crates.io crate bigbro 0.5.2
[INFO] tweaked toml for crates.io crate bigbro 0.5.2 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded seccomp-droundy v0.1.0
[INFO] [stderr]   Downloaded seccomp-droundy-sys v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d703c4074235a59522889c2a9f17c8b2288c8856d42255866ccd8503d5da70bc
[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" "d703c4074235a59522889c2a9f17c8b2288c8856d42255866ccd8503d5da70bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d703c4074235a59522889c2a9f17c8b2288c8856d42255866ccd8503d5da70bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d703c4074235a59522889c2a9f17c8b2288c8856d42255866ccd8503d5da70bc", kill_on_drop: false }`
[INFO] [stdout] d703c4074235a59522889c2a9f17c8b2288c8856d42255866ccd8503d5da70bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 38c092ef50023f6a3e33ade686c070d17bb01a254313fa077b76e42e8ac312bf
[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" "38c092ef50023f6a3e33ade686c070d17bb01a254313fa077b76e42e8ac312bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling seccomp-droundy-sys v0.1.2
[INFO] [stderr]     Checking seccomp-droundy v0.1.0
[INFO] [stderr]     Checking bigbro v0.5.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/linux.rs:144:60
[INFO] [stdout]     |
[INFO] [stdout] 144 |     pub fn stdout(&mut self) -> std::io::Result<Option<Box<std::io::Read>>> {
[INFO] [stdout]     |                                                            ^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Read`
[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/lib.rs:622:60
[INFO] [stdout]     |
[INFO] [stdout] 622 |     pub fn stdout(&mut self) -> std::io::Result<Option<Box<std::io::Read>>> {
[INFO] [stdout]     |                                                            ^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Read`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/linux.rs:144:60
[INFO] [stdout]     |
[INFO] [stdout] 144 |     pub fn stdout(&mut self) -> std::io::Result<Option<Box<std::io::Read>>> {
[INFO] [stdout]     |                                                            ^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Read`
[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/lib.rs:622:60
[INFO] [stdout]     |
[INFO] [stdout] 622 |     pub fn stdout(&mut self) -> std::io::Result<Option<Box<std::io::Read>>> {
[INFO] [stdout]     |                                                            ^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Read`
[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 14.11s
[INFO] running `Command { std: "docker" "inspect" "38c092ef50023f6a3e33ade686c070d17bb01a254313fa077b76e42e8ac312bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38c092ef50023f6a3e33ade686c070d17bb01a254313fa077b76e42e8ac312bf", kill_on_drop: false }`
[INFO] [stdout] 38c092ef50023f6a3e33ade686c070d17bb01a254313fa077b76e42e8ac312bf