[INFO] fetching crate second-stack 0.2.1...
[INFO] checking second-stack-0.2.1 against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] extracting crate second-stack 0.2.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate second-stack 0.2.1 on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate second-stack 0.2.1
[INFO] finished tweaking crates.io crate second-stack 0.2.1
[INFO] tweaked toml for crates.io crate second-stack 0.2.1 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c9967792c6df4f2b951f9216bbf941b3236678aa3165fdcb35d67f31e5a2cfa5
[INFO] running `"docker" "start" "-a" "c9967792c6df4f2b951f9216bbf941b3236678aa3165fdcb35d67f31e5a2cfa5"`
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]     Checking oorandom v11.1.0
[INFO] [stderr]     Checking testdrop v0.1.2
[INFO] [stderr]     Checking second-stack v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr] error[E0061]: this function takes 2 arguments but 1 argument was supplied
[INFO] [stderr]    --> src/lib.rs:108:33
[INFO] [stderr]     |
[INFO] [stderr] 108 |             let bottom = Global.alloc(layout).unwrap().as_ptr(); // TODO: There may be mitigation, like not doubling in size.
[INFO] [stderr]     |                                 ^^^^^ ------ supplied 1 argument
[INFO] [stderr]     |                                 |
[INFO] [stderr]     |                                 expected 2 arguments
[INFO] [stderr] 
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr] error[E0599]: no method named `as_ptr` found for struct `std::alloc::MemoryBlock` in the current scope
[INFO] [stderr]    --> src/lib.rs:108:56
[INFO] [stderr]     |
[INFO] [stderr] 108 |             let bottom = Global.alloc(layout).unwrap().as_ptr(); // TODO: There may be mitigation, like not doubling in size.
[INFO] [stderr]     |                                                        ^^^^^^ method not found in `std::alloc::MemoryBlock`
[INFO] [stderr] 
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]     Checking regex v1.3.7
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr] Some errors have detailed explanations: E0061, E0599.
[INFO] [stderr] For more information about an error, try `rustc --explain E0061`.
[INFO] [stderr] error: could not compile `second-stack`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "c9967792c6df4f2b951f9216bbf941b3236678aa3165fdcb35d67f31e5a2cfa5"`
[INFO] running `"docker" "rm" "-f" "c9967792c6df4f2b951f9216bbf941b3236678aa3165fdcb35d67f31e5a2cfa5"`
[INFO] [stdout] c9967792c6df4f2b951f9216bbf941b3236678aa3165fdcb35d67f31e5a2cfa5