[INFO] fetching crate schemars 0.8.0-alpha-4...
[INFO] checking schemars-0.8.0-alpha-4 against try#d990716b6a1fdde1300748828a9c9e79dfd0b898 for pr-74846
[INFO] extracting crate schemars 0.8.0-alpha-4 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate schemars 0.8.0-alpha-4 on toolchain d990716b6a1fdde1300748828a9c9e79dfd0b898
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate schemars 0.8.0-alpha-4
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate schemars 0.8.0-alpha-4
[INFO] tweaked toml for crates.io crate schemars 0.8.0-alpha-4 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate schemars 0.8.0-alpha-4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0562358c7171631b0c8599af140cd8f4589015a3bb7616960d904681a15c1e26
[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" "0562358c7171631b0c8599af140cd8f4589015a3bb7616960d904681a15c1e26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0562358c7171631b0c8599af140cd8f4589015a3bb7616960d904681a15c1e26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0562358c7171631b0c8599af140cd8f4589015a3bb7616960d904681a15c1e26", kill_on_drop: false }`
[INFO] [stdout] 0562358c7171631b0c8599af140cd8f4589015a3bb7616960d904681a15c1e26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 74de1999d94527c6405979da14767b8e2c19b9e6f15681c58241cc09b52aebd1
[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" "74de1999d94527c6405979da14767b8e2c19b9e6f15681c58241cc09b52aebd1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]    Compiling schemars v0.8.0-alpha-4 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking dyn-clone v1.0.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling serde_derive_internals v0.25.0
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]    Compiling schemars_derive v0.8.0-alpha-4
[INFO] [stderr]     Checking serde v1.0.111
[INFO] [stderr]     Checking serde_json v1.0.41
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking trybuild v1.0.29
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 53.40s
[INFO] running `Command { std: "docker" "inspect" "74de1999d94527c6405979da14767b8e2c19b9e6f15681c58241cc09b52aebd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74de1999d94527c6405979da14767b8e2c19b9e6f15681c58241cc09b52aebd1", kill_on_drop: false }`
[INFO] [stdout] 74de1999d94527c6405979da14767b8e2c19b9e6f15681c58241cc09b52aebd1