[INFO] fetching crate marker 0.8.0...
[INFO] checking marker-0.8.0 against master#f82664191d0e8764b7435b9d72eb0e366b8b1464 for pr-83354
[INFO] extracting crate marker 0.8.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate marker 0.8.0 on toolchain f82664191d0e8764b7435b9d72eb0e366b8b1464
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate marker 0.8.0
[INFO] finished tweaking crates.io crate marker 0.8.0
[INFO] tweaked toml for crates.io crate marker 0.8.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate marker 0.8.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a381d2c6c5062552db0019c74cd7b82d1921c0f69c59b43882e3a39dc2913be2
[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" "a381d2c6c5062552db0019c74cd7b82d1921c0f69c59b43882e3a39dc2913be2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a381d2c6c5062552db0019c74cd7b82d1921c0f69c59b43882e3a39dc2913be2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a381d2c6c5062552db0019c74cd7b82d1921c0f69c59b43882e3a39dc2913be2", kill_on_drop: false }`
[INFO] [stdout] a381d2c6c5062552db0019c74cd7b82d1921c0f69c59b43882e3a39dc2913be2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "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] ad39794482a188fd8699bce3bd43dba70609eb441142f0120abbfad74067afd9
[INFO] running `Command { std: "docker" "start" "-a" "ad39794482a188fd8699bce3bd43dba70609eb441142f0120abbfad74067afd9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling proc-macro2 v1.0.5
[INFO] [stderr]     Checking smallvec v0.6.10
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking safemem v0.3.2
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]    Compiling pulldown-cmark v0.6.0
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]    Compiling ring v0.13.5
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking unicode-normalization v0.1.8
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling unicase v2.5.1
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]     Checking num_cpus v1.10.1
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking rayon-core v1.6.0
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking rayon v1.2.0
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]     Checking webpki v0.18.1
[INFO] [stderr]     Checking sct v0.4.0
[INFO] [stderr]     Checking webpki-roots v0.15.0
[INFO] [stderr]     Checking rustls v0.13.1
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]     Checking hyper-rustls v0.6.2
[INFO] [stderr]    Compiling structopt-derive v0.3.3
[INFO] [stderr]     Checking structopt v0.3.3
[INFO] [stderr]     Checking marker v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 48.48s
[INFO] running `Command { std: "docker" "inspect" "ad39794482a188fd8699bce3bd43dba70609eb441142f0120abbfad74067afd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad39794482a188fd8699bce3bd43dba70609eb441142f0120abbfad74067afd9", kill_on_drop: false }`
[INFO] [stdout] ad39794482a188fd8699bce3bd43dba70609eb441142f0120abbfad74067afd9