[INFO] fetching crate pf_sandbox_lib 0.3.1...
[INFO] checking pf_sandbox_lib-0.3.1 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate pf_sandbox_lib 0.3.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate pf_sandbox_lib 0.3.1 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pf_sandbox_lib 0.3.1
[INFO] finished tweaking crates.io crate pf_sandbox_lib 0.3.1
[INFO] tweaked toml for crates.io crate pf_sandbox_lib 0.3.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded strum v0.13.0
[INFO] [stderr]   Downloaded strum_macros v0.13.0
[INFO] [stderr]   Downloaded treeflection v0.1.35
[INFO] [stderr]   Downloaded treeflection_derive v0.3.2
[INFO] [stderr]   Downloaded gilrs-core v0.1.0
[INFO] [stderr]   Downloaded winit_input_helper v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "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] 0b79ec07e148dae594d854b99a6e5436be8eb228ab58ebd1161f574a9ba3e9f6
[INFO] running `Command { std: "docker" "start" "-a" "0b79ec07e148dae594d854b99a6e5436be8eb228ab58ebd1161f574a9ba3e9f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b79ec07e148dae594d854b99a6e5436be8eb228ab58ebd1161f574a9ba3e9f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b79ec07e148dae594d854b99a6e5436be8eb228ab58ebd1161f574a9ba3e9f6", kill_on_drop: false }`
[INFO] [stdout] 0b79ec07e148dae594d854b99a6e5436be8eb228ab58ebd1161f574a9ba3e9f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ea466a3ec73ccca3c04b711f424b31506aa6b5b1a5ae5602925e0c75a0ba4f71
[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" "ea466a3ec73ccca3c04b711f424b31506aa6b5b1a5ae5602925e0c75a0ba4f71", kill_on_drop: false }`
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking futures v0.1.30
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[INFO] [stderr]     Checking hashbrown v0.9.1
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[INFO] [stderr]     Checking downcast-rs v1.2.0
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[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]    Compiling pf_sandbox_lib v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking strum v0.13.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]     Checking try_from v0.3.2
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[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking bytes v0.4.12
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[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking line_drawing v0.7.0
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]    Compiling syn v1.0.42
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[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]     Checking url v2.1.1
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[INFO] [stderr]     Checking rusttype v0.8.3
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking os_type v2.2.0
[INFO] [stderr]     Checking http v0.1.21
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[INFO] [stderr]    Compiling wayland-scanner v0.21.13
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
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[INFO] [stderr]     Checking generic-array v0.12.3
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[INFO] [stderr]     Checking tokio-reactor v0.1.12
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[INFO] [stderr]    Compiling wayland-client v0.21.13
[INFO] [stderr]    Compiling wayland-protocols v0.21.13
[INFO] [stderr]     Checking tokio v0.1.22
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[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking wayland-commons v0.21.13
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling thiserror-impl v1.0.21
[INFO] [stderr]    Compiling strum_macros v0.13.0
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]     Checking failure v0.1.8
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[INFO] [stderr]     Checking serde v1.0.116
[INFO] [stderr]     Checking winit v0.18.1
[INFO] [stderr]     Checking winit_input_helper v0.2.1
[INFO] [stderr]     Checking serde_json v1.0.58
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking bincode v1.3.1
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking gilrs-core v0.1.0
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]     Checking treeflection v0.1.35
[INFO] [stderr]     Checking reqwest v0.9.24
[INFO] [stderr]    Compiling treeflection_derive v0.3.2
[INFO] [stdout] warning: use of deprecated associated function `env_logger::Builder::parse`: use `parse_filters` instead.
[INFO] [stdout]   --> src/logger.rs:10:39
[INFO] [stdout]    |
[INFO] [stdout] 10 |         Builder::new().format(format).parse(&env_var).init()
[INFO] [stdout]    |                                       ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `env_logger::Builder::parse`: use `parse_filters` instead.
[INFO] [stdout]   --> src/logger.rs:10:39
[INFO] [stdout]    |
[INFO] [stdout] 10 |         Builder::new().format(format).parse(&env_var).init()
[INFO] [stdout]    |                                       ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` 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 2m 13s
[INFO] running `Command { std: "docker" "inspect" "ea466a3ec73ccca3c04b711f424b31506aa6b5b1a5ae5602925e0c75a0ba4f71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea466a3ec73ccca3c04b711f424b31506aa6b5b1a5ae5602925e0c75a0ba4f71", kill_on_drop: false }`
[INFO] [stdout] ea466a3ec73ccca3c04b711f424b31506aa6b5b1a5ae5602925e0c75a0ba4f71