[INFO] fetching crate barg 0.2.0...
[INFO] checking barg-0.2.0 against try#72f88fc4e9458f89516a0b8b0868f3718aec5b47 for pr-74989
[INFO] extracting crate barg 0.2.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate barg 0.2.0 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 barg 0.2.0
[INFO] finished tweaking crates.io crate barg 0.2.0
[INFO] tweaked toml for crates.io crate barg 0.2.0 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sheep v0.2.1
[INFO] [stderr]   Downloaded png v0.10.0
[INFO] [stderr]   Downloaded res v0.4.1
[INFO] [stderr]   Downloaded png_pong v0.0.2
[INFO] [stderr]   Downloaded fonterator v0.4.2
[INFO] [stderr]   Downloaded png v0.14.1
[INFO] [stderr]   Downloaded inflate v0.3.4
[INFO] [stderr]   Downloaded rvg v0.0.2
[INFO] [stderr]   Downloaded miniz_oxide v0.2.3
[INFO] [stderr]   Downloaded pix v0.6.1
[INFO] [stderr]   Downloaded window v0.2.0
[INFO] [stderr]   Downloaded footile v0.3.1
[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] 5a3b790f17124fe2c8df6a6b4c363c7dfb6418d18c6f1f44b87c77b26cf6d631
[INFO] running `Command { std: "docker" "start" "-a" "5a3b790f17124fe2c8df6a6b4c363c7dfb6418d18c6f1f44b87c77b26cf6d631", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a3b790f17124fe2c8df6a6b4c363c7dfb6418d18c6f1f44b87c77b26cf6d631", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a3b790f17124fe2c8df6a6b4c363c7dfb6418d18c6f1f44b87c77b26cf6d631", kill_on_drop: false }`
[INFO] [stdout] 5a3b790f17124fe2c8df6a6b4c363c7dfb6418d18c6f1f44b87c77b26cf6d631
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] beafa6153ceab97b2fb56abbb1ac78a545c168589578d5408b693d76f52299ef
[INFO] running `Command { std: "docker" "start" "-a" "beafa6153ceab97b2fb56abbb1ac78a545c168589578d5408b693d76f52299ef", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.21
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling syn v1.0.40
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling pix v0.6.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking window v0.2.0
[INFO] [stderr]     Checking inflate v0.3.4
[INFO] [stderr]     Checking miniz_oxide v0.2.3
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]    Compiling miniz_oxide v0.3.7
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling png_pong v0.0.2
[INFO] [stderr]     Checking png v0.10.0
[INFO] [stderr]     Checking png v0.14.1
[INFO] [stderr]     Checking footile v0.3.1
[INFO] [stderr]     Checking fonterator v0.4.2
[INFO] [stderr]     Checking rvg v0.0.2
[INFO] [stderr]    Compiling sheep v0.2.1
[INFO] [stderr]    Compiling res v0.4.1
[INFO] [stderr]    Compiling barg v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/gui.rs:5:22
[INFO] [stdout]   |
[INFO] [stdout] 5 |   type Generator<'b> = Fn(
[INFO] [stdout]   |  ______________________^
[INFO] [stdout] 6 | |             usize,
[INFO] [stdout] 7 | |             &mut [u8; 5],
[INFO] [stdout] 8 | |         )
[INFO] [stdout] 9 | |             -> &'b [(&'b [([u8; 4], &'b [PathOp])], &'b str)];
[INFO] [stdout]   | |_____________________________________________________________^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 5 | type Generator<'b> = dyn Fn(
[INFO] [stdout] 6 |             usize,
[INFO] [stdout] 7 |             &mut [u8; 5],
[INFO] [stdout] 8 |         )
[INFO] [stdout] 9 |             -> &'b [(&'b [([u8; 4], &'b [PathOp])], &'b str)];
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/gui.rs:5:22
[INFO] [stdout]   |
[INFO] [stdout] 5 |   type Generator<'b> = Fn(
[INFO] [stdout]   |  ______________________^
[INFO] [stdout] 6 | |             usize,
[INFO] [stdout] 7 | |             &mut [u8; 5],
[INFO] [stdout] 8 | |         )
[INFO] [stdout] 9 | |             -> &'b [(&'b [([u8; 4], &'b [PathOp])], &'b str)];
[INFO] [stdout]   | |_____________________________________________________________^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 5 | type Generator<'b> = dyn Fn(
[INFO] [stdout] 6 |             usize,
[INFO] [stdout] 7 |             &mut [u8; 5],
[INFO] [stdout] 8 |         )
[INFO] [stdout] 9 |             -> &'b [(&'b [([u8; 4], &'b [PathOp])], &'b str)];
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `row`
[INFO] [stdout]   --> examples/gui.rs:34:43
[INFO] [stdout]    |
[INFO] [stdout] 34 |     gui.head(&mut surface, &mut buffer, &|row, color| {
[INFO] [stdout]    |                                           ^^^ help: if this is intentional, prefix it with an underscore: `_row`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 46.53s
[INFO] running `Command { std: "docker" "inspect" "beafa6153ceab97b2fb56abbb1ac78a545c168589578d5408b693d76f52299ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "beafa6153ceab97b2fb56abbb1ac78a545c168589578d5408b693d76f52299ef", kill_on_drop: false }`
[INFO] [stdout] beafa6153ceab97b2fb56abbb1ac78a545c168589578d5408b693d76f52299ef
