[INFO] fetching crate jsl 0.3.1...
[INFO] checking jsl-0.3.1 against try#075992eda207e1647b699c8c8ada67b32ce7b115 for pr-77271
[INFO] extracting crate jsl 0.3.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate jsl 0.3.1 on toolchain 075992eda207e1647b699c8c8ada67b32ce7b115
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+075992eda207e1647b699c8c8ada67b32ce7b115" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate jsl 0.3.1
[INFO] finished tweaking crates.io crate jsl 0.3.1
[INFO] tweaked toml for crates.io crate jsl 0.3.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+075992eda207e1647b699c8c8ada67b32ce7b115" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+075992eda207e1647b699c8c8ada67b32ce7b115" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded json-pointer v0.3.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+075992eda207e1647b699c8c8ada67b32ce7b115" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 55ccac1c60016a4899c37dd856ba13f89c1ef8745876f49819b28d895a3aca47
[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" "55ccac1c60016a4899c37dd856ba13f89c1ef8745876f49819b28d895a3aca47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "55ccac1c60016a4899c37dd856ba13f89c1ef8745876f49819b28d895a3aca47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55ccac1c60016a4899c37dd856ba13f89c1ef8745876f49819b28d895a3aca47", kill_on_drop: false }`
[INFO] [stdout] 55ccac1c60016a4899c37dd856ba13f89c1ef8745876f49819b28d895a3aca47
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+075992eda207e1647b699c8c8ada67b32ce7b115" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c9c9504e1f7d0d5cc84a5e67d77e1eb2809d09f31165562a8c63b724f08642b
[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" "0c9c9504e1f7d0d5cc84a5e67d77e1eb2809d09f31165562a8c63b724f08642b", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]     Checking pretty_assertions v0.6.1
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling miniz_oxide v0.4.2
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]     Checking backtrace v0.3.51
[INFO] [stderr]     Checking chrono v0.4.18
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking json-pointer v0.3.4
[INFO] [stderr]     Checking jsl v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 48.29s
[INFO] running `Command { std: "docker" "inspect" "0c9c9504e1f7d0d5cc84a5e67d77e1eb2809d09f31165562a8c63b724f08642b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c9c9504e1f7d0d5cc84a5e67d77e1eb2809d09f31165562a8c63b724f08642b", kill_on_drop: false }`
[INFO] [stdout] 0c9c9504e1f7d0d5cc84a5e67d77e1eb2809d09f31165562a8c63b724f08642b