[INFO] fetching crate remain 0.2.2...
[INFO] checking remain-0.2.2 against master#d902752866cbbdb331e3cf28ff6bba86ab0f6c62 for pr-77271
[INFO] extracting crate remain 0.2.2 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate remain 0.2.2 on toolchain d902752866cbbdb331e3cf28ff6bba86ab0f6c62
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d902752866cbbdb331e3cf28ff6bba86ab0f6c62" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate remain 0.2.2
[INFO] finished tweaking crates.io crate remain 0.2.2
[INFO] tweaked toml for crates.io crate remain 0.2.2 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d902752866cbbdb331e3cf28ff6bba86ab0f6c62" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d902752866cbbdb331e3cf28ff6bba86ab0f6c62" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+d902752866cbbdb331e3cf28ff6bba86ab0f6c62" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 205850215dd41534ea1c9ae36b28187519dc4d2abc2b6b7e91e1920c2e79daeb
[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" "205850215dd41534ea1c9ae36b28187519dc4d2abc2b6b7e91e1920c2e79daeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "205850215dd41534ea1c9ae36b28187519dc4d2abc2b6b7e91e1920c2e79daeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "205850215dd41534ea1c9ae36b28187519dc4d2abc2b6b7e91e1920c2e79daeb", kill_on_drop: false }`
[INFO] [stdout] 205850215dd41534ea1c9ae36b28187519dc4d2abc2b6b7e91e1920c2e79daeb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+d902752866cbbdb331e3cf28ff6bba86ab0f6c62" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a351b679aa9bccb96ad7774f10ede096fe416b7273e4b41e8d1ea8d930c8be80
[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" "a351b679aa9bccb96ad7774f10ede096fe416b7273e4b41e8d1ea8d930c8be80", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]     Checking unicode-xid v0.2.1
[INFO] [stderr]    Compiling serde_json v1.0.58
[INFO] [stderr]    Compiling rustversion v1.0.3
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]    Compiling trybuild v1.0.35
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking dissimilar v1.0.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.23
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking remain v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 53.43s
[INFO] running `Command { std: "docker" "inspect" "a351b679aa9bccb96ad7774f10ede096fe416b7273e4b41e8d1ea8d930c8be80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a351b679aa9bccb96ad7774f10ede096fe416b7273e4b41e8d1ea8d930c8be80", kill_on_drop: false }`
[INFO] [stdout] a351b679aa9bccb96ad7774f10ede096fe416b7273e4b41e8d1ea8d930c8be80