[INFO] cloning repository https://github.com/gefjon/ploy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gefjon/ploy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgefjon%2Fploy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgefjon%2Fploy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8ed585222a12c0c4dfcee78eca1930075b638161
[INFO] checking gefjon/ploy against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgefjon%2Fploy" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gefjon/ploy on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gefjon/ploy
[INFO] finished tweaking git repo https://github.com/gefjon/ploy
[INFO] tweaked toml for git repo https://github.com/gefjon/ploy written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/gefjon/ploy already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 92c609d43ba180b199b3b6bb4c66ebad31fd3123cc1a85a469f91edb570fe92e
[INFO] running `Command { std: "docker" "start" "-a" "92c609d43ba180b199b3b6bb4c66ebad31fd3123cc1a85a469f91edb570fe92e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "92c609d43ba180b199b3b6bb4c66ebad31fd3123cc1a85a469f91edb570fe92e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92c609d43ba180b199b3b6bb4c66ebad31fd3123cc1a85a469f91edb570fe92e", kill_on_drop: false }`
[INFO] [stdout] 92c609d43ba180b199b3b6bb4c66ebad31fd3123cc1a85a469f91edb570fe92e
[INFO] running `Command { std: "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" "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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 304ac3e4040fe661f675d548fcaab4372d8db64c4c08ab7484301bb73ecd6be1
[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" "304ac3e4040fe661f675d548fcaab4372d8db64c4c08ab7484301bb73ecd6be1", kill_on_drop: false }`
[INFO] [stderr]     Checking ploy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `std::alloc::AllocRef`
[INFO] [stdout]  --> src/object/gc_ptr.rs:5:19
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::{alloc::{AllocRef, Global, Layout},
[INFO] [stdout]   |                   ^^^^^^^^ no `AllocRef` in `alloc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::alloc::AllocRef`
[INFO] [stdout]  --> src/object/gc_ptr.rs:5:19
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::{alloc::{AllocRef, Global, Layout},
[INFO] [stdout]   |                   ^^^^^^^^ no `AllocRef` in `alloc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::object::tag::*`
[INFO] [stdout]    --> src/object/gc_ptr.rs:112:9
[INFO] [stdout]     |
[INFO] [stdout] 112 |     use crate::object::tag::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `alloc` found for struct `std::alloc::Global` in the current scope
[INFO] [stdout]   --> src/object/gc_ptr.rs:35:26
[INFO] [stdout]    |
[INFO] [stdout] 35 |         let ptr = Global.alloc(layout).unwrap()
[INFO] [stdout]    |                          ^^^^^ method not found in `std::alloc::Global`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `alloc` found for struct `std::alloc::Global` in the current scope
[INFO] [stdout]   --> src/object/gc_ptr.rs:51:26
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let ptr = Global.alloc(layout).unwrap()
[INFO] [stdout]    |                          ^^^^^ method not found in `std::alloc::Global`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ploy`
[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] [stdout] error[E0599]: no method named `alloc` found for struct `std::alloc::Global` in the current scope
[INFO] [stdout]   --> src/object/gc_ptr.rs:35:26
[INFO] [stdout]    |
[INFO] [stdout] 35 |         let ptr = Global.alloc(layout).unwrap()
[INFO] [stdout]    |                          ^^^^^ method not found in `std::alloc::Global`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `alloc` found for struct `std::alloc::Global` in the current scope
[INFO] [stdout]   --> src/object/gc_ptr.rs:51:26
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let ptr = Global.alloc(layout).unwrap()
[INFO] [stdout]    |                          ^^^^^ method not found in `std::alloc::Global`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "304ac3e4040fe661f675d548fcaab4372d8db64c4c08ab7484301bb73ecd6be1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "304ac3e4040fe661f675d548fcaab4372d8db64c4c08ab7484301bb73ecd6be1", kill_on_drop: false }`
[INFO] [stdout] 304ac3e4040fe661f675d548fcaab4372d8db64c4c08ab7484301bb73ecd6be1