[INFO] fetching crate rustup-toolchain-install-master 1.7.3...
[INFO] checking rustup-toolchain-install-master-1.7.3 against try#a243773eaf3fedcd203f10ae4579e4f106bf7ccd for pr-68325
[INFO] extracting crate rustup-toolchain-install-master 1.7.3 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate rustup-toolchain-install-master 1.7.3 on toolchain a243773eaf3fedcd203f10ae4579e4f106bf7ccd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+a243773eaf3fedcd203f10ae4579e4f106bf7ccd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate rustup-toolchain-install-master 1.7.3
[INFO] finished tweaking crates.io crate rustup-toolchain-install-master 1.7.3
[INFO] tweaked toml for crates.io crate rustup-toolchain-install-master 1.7.3 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate rustup-toolchain-install-master 1.7.3 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+a243773eaf3fedcd203f10ae4579e4f106bf7ccd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+a243773eaf3fedcd203f10ae4579e4f106bf7ccd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 8cf62c092a6430d1d47c29e7eda54d22d7eaa1e31a745c99d71ea3ba58c6dde2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "8cf62c092a6430d1d47c29e7eda54d22d7eaa1e31a745c99d71ea3ba58c6dde2"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]    Compiling rustup-toolchain-install-master v1.7.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking home v0.5.1
[INFO] [stderr]     Checking tee v0.1.0
[INFO] [stderr]    Compiling lzma-sys v0.1.15
[INFO] [stderr]    Compiling proc-macro2 v1.0.7
[INFO] [stderr]     Checking futures-util v0.3.1
[INFO] [stderr]     Checking pbr v1.0.2
[INFO] [stderr]     Checking tokio v0.2.6
[INFO] [stderr]     Checking async-compression v0.2.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking xz2 v0.1.6
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]     Checking tokio-tls v0.3.0
[INFO] [stderr]     Checking h2 v0.2.1
[INFO] [stderr]    Compiling syn-mid v0.4.0
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling rustversion v1.0.1
[INFO] [stderr]    Compiling pin-project-internal v0.4.6
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]    Compiling proc-macro-error v0.4.4
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.3
[INFO] [stderr]     Checking pin-project v0.4.6
[INFO] [stderr]     Checking hyper v0.13.1
[INFO] [stderr]    Compiling structopt-derive v0.4.0
[INFO] [stderr]     Checking hyper-tls v0.4.0
[INFO] [stderr]     Checking structopt v0.3.7
[INFO] [stderr]     Checking reqwest v0.10.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 01s
[INFO] running `"docker" "inspect" "8cf62c092a6430d1d47c29e7eda54d22d7eaa1e31a745c99d71ea3ba58c6dde2"`
[INFO] running `"docker" "rm" "-f" "8cf62c092a6430d1d47c29e7eda54d22d7eaa1e31a745c99d71ea3ba58c6dde2"`
[INFO] [stdout] 8cf62c092a6430d1d47c29e7eda54d22d7eaa1e31a745c99d71ea3ba58c6dde2