[INFO] fetching crate lseq 0.1.0...
[INFO] checking lseq-0.1.0 against try#7b3565da729099dbe807466fcd118fb2815986e0 for pr-81789
[INFO] extracting crate lseq 0.1.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate lseq 0.1.0 on toolchain 7b3565da729099dbe807466fcd118fb2815986e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lseq 0.1.0
[INFO] finished tweaking crates.io crate lseq 0.1.0
[INFO] tweaked toml for crates.io crate lseq 0.1.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded az v1.1.1
[INFO] [stderr]   Downloaded rug v1.12.0
[INFO] [stderr]   Downloaded skiplist v0.2.10
[INFO] [stderr]   Downloaded gmp-mpfr-sys v1.4.4
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7111bef3c36f43394bab72bca22e0bfe181640c280ce0170ec687b900fc38466
[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" "7111bef3c36f43394bab72bca22e0bfe181640c280ce0170ec687b900fc38466", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7111bef3c36f43394bab72bca22e0bfe181640c280ce0170ec687b900fc38466", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7111bef3c36f43394bab72bca22e0bfe181640c280ce0170ec687b900fc38466", kill_on_drop: false }`
[INFO] [stdout] 7111bef3c36f43394bab72bca22e0bfe181640c280ce0170ec687b900fc38466
[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=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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6a3b7ba8555462de84933e98bfec26062cd533d9eda0653ada0c5e905410ad73
[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" "6a3b7ba8555462de84933e98bfec26062cd533d9eda0653ada0c5e905410ad73", kill_on_drop: false }`
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.4.4
[INFO] [stderr]    Compiling az v1.1.1
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling rug v1.12.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking skiplist v0.2.10
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking uuid v0.6.5
[INFO] [stderr]     Checking lseq v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lseq.rs:38:35
[INFO] [stdout]    |
[INFO] [stdout] 38 |   pub fn debug_base(&self, base: &BitBase) -> String {
[INFO] [stdout]    |                                   ^^^^^^^ help: use `dyn`: `dyn BitBase`
[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/lseq.rs:38:35
[INFO] [stdout]    |
[INFO] [stdout] 38 |   pub fn debug_base(&self, base: &BitBase) -> String {
[INFO] [stdout]    |                                   ^^^^^^^ help: use `dyn`: `dyn BitBase`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 02s
[INFO] running `Command { std: "docker" "inspect" "6a3b7ba8555462de84933e98bfec26062cd533d9eda0653ada0c5e905410ad73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a3b7ba8555462de84933e98bfec26062cd533d9eda0653ada0c5e905410ad73", kill_on_drop: false }`
[INFO] [stdout] 6a3b7ba8555462de84933e98bfec26062cd533d9eda0653ada0c5e905410ad73