[INFO] fetching crate immutable-chunkmap 0.5.8...
[INFO] checking immutable-chunkmap-0.5.8 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate immutable-chunkmap 0.5.8 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate immutable-chunkmap 0.5.8 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 immutable-chunkmap 0.5.8
[INFO] finished tweaking crates.io crate immutable-chunkmap 0.5.8
[INFO] tweaked toml for crates.io crate immutable-chunkmap 0.5.8 written to /workspace/builds/worker-2/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]  Downloading crates ...
[INFO] [stderr]   Downloaded packed_struct_codegen v0.3.0
[INFO] [stderr]   Downloaded packed_struct v0.3.0
[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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3118791ba47f66508fe4e081f13ea28c8d07ab5baf1fea7c50b6210124f12c32
[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" "3118791ba47f66508fe4e081f13ea28c8d07ab5baf1fea7c50b6210124f12c32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3118791ba47f66508fe4e081f13ea28c8d07ab5baf1fea7c50b6210124f12c32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3118791ba47f66508fe4e081f13ea28c8d07ab5baf1fea7c50b6210124f12c32", kill_on_drop: false }`
[INFO] [stdout] 3118791ba47f66508fe4e081f13ea28c8d07ab5baf1fea7c50b6210124f12c32
[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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe16935f51e769743116d4a33e3cad1e5554f7bdff26ec4efc4e2ac23d6b3635
[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" "fe16935f51e769743116d4a33e3cad1e5554f7bdff26ec4efc4e2ac23d6b3635", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling packed_struct v0.3.0
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking paste v0.1.18
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling packed_struct_codegen v0.3.0
[INFO] [stderr]     Checking immutable-chunkmap v0.5.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.67s
[INFO] running `Command { std: "docker" "inspect" "fe16935f51e769743116d4a33e3cad1e5554f7bdff26ec4efc4e2ac23d6b3635", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe16935f51e769743116d4a33e3cad1e5554f7bdff26ec4efc4e2ac23d6b3635", kill_on_drop: false }`
[INFO] [stdout] fe16935f51e769743116d4a33e3cad1e5554f7bdff26ec4efc4e2ac23d6b3635