[INFO] fetching crate cfb 0.3.1...
[INFO] checking cfb-0.3.1 against try#72f88fc4e9458f89516a0b8b0868f3718aec5b47 for pr-74989
[INFO] extracting crate cfb 0.3.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate cfb 0.3.1 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 cfb 0.3.1
[INFO] finished tweaking crates.io crate cfb 0.3.1
[INFO] tweaked toml for crates.io crate cfb 0.3.1 written to /workspace/builds/worker-2/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]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stdout] 01692f9916e3d93df05fc821e19c3a6a64d838dff0e422c0c81df9082fe2952f
[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" "01692f9916e3d93df05fc821e19c3a6a64d838dff0e422c0c81df9082fe2952f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "01692f9916e3d93df05fc821e19c3a6a64d838dff0e422c0c81df9082fe2952f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01692f9916e3d93df05fc821e19c3a6a64d838dff0e422c0c81df9082fe2952f", kill_on_drop: false }`
[INFO] [stdout] 01692f9916e3d93df05fc821e19c3a6a64d838dff0e422c0c81df9082fe2952f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] bd7e681021068a7c7260bb46c2a9890e084d0993af366402613df30313f08b76
[INFO] running `Command { std: "docker" "start" "-a" "bd7e681021068a7c7260bb46c2a9890e084d0993af366402613df30313f08b76", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking uuid v0.5.1
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking cfb v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:1380:26
[INFO] [stdout]      |
[INFO] [stdout] 1380 |     finisher: Option<Box<Finish<F>>>,
[INFO] [stdout]      |                          ^^^^^^^^^ help: use `dyn`: `dyn Finish<F>`
[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:1511:31
[INFO] [stdout]      |
[INFO] [stdout] 1511 |             let finisher: Box<Finish<F>> =
[INFO] [stdout]      |                               ^^^^^^^^^ help: use `dyn`: `dyn Finish<F>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:1380:26
[INFO] [stdout]      |
[INFO] [stdout] 1380 |     finisher: Option<Box<Finish<F>>>,
[INFO] [stdout]      |                          ^^^^^^^^^ help: use `dyn`: `dyn Finish<F>`
[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:1511:31
[INFO] [stdout]      |
[INFO] [stdout] 1511 |             let finisher: Box<Finish<F>> =
[INFO] [stdout]      |                               ^^^^^^^^^ help: use `dyn`: `dyn Finish<F>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.60s
[INFO] running `Command { std: "docker" "inspect" "bd7e681021068a7c7260bb46c2a9890e084d0993af366402613df30313f08b76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd7e681021068a7c7260bb46c2a9890e084d0993af366402613df30313f08b76", kill_on_drop: false }`
[INFO] [stdout] bd7e681021068a7c7260bb46c2a9890e084d0993af366402613df30313f08b76
