[INFO] crate forever 1.0.0 is already in cache
[INFO] checking forever-1.0.0 against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] extracting crate forever 1.0.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate forever 1.0.0 on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate forever 1.0.0
[INFO] finished tweaking crates.io crate forever 1.0.0
[INFO] tweaked toml for crates.io crate forever 1.0.0 written to /workspace/builds/worker-7/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-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" "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] 7552f0f5bae5863ce456ea602b1334209c4603c00ac63480c1d7fa3e8bc36319
[INFO] running `"docker" "start" "-a" "7552f0f5bae5863ce456ea602b1334209c4603c00ac63480c1d7fa3e8bc36319"`
[INFO] [stderr]     Checking forever v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: invalid suffix `u` for integer literal
[INFO] [stderr]   --> src/lib.rs:55:26
[INFO] [stderr]    |
[INFO] [stderr] 55 |     let a = Forever::new(7u); let b = a;
[INFO] [stderr]    |                          ^^ invalid suffix `u`
[INFO] [stderr]    |
[INFO] [stderr]    = help: the suffix must be one of the integral types (`u32`, `isize`, etc)
[INFO] [stderr] 
[INFO] [stderr] error: expected one of `)`, `,`, `.`, `?`, or an operator, found `{`
[INFO] [stderr]   --> src/lib.rs:57:18
[INFO] [stderr]    |
[INFO] [stderr] 57 |     spawn(proc() {
[INFO] [stderr]    |                 -^ expected one of `)`, `,`, `.`, `?`, or an operator
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: missing `,`
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: non-builtin inner attributes are unstable
[INFO] [stderr]  --> src/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![license = "MIT"]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: see issue #54726 <https://github.com/rust-lang/rust/issues/54726> for more information
[INFO] [stderr]   = help: add `#![feature(custom_inner_attributes)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error: invalid suffix `u` for integer literal
[INFO] [stderr]   --> src/lib.rs:58:24
[INFO] [stderr]    |
[INFO] [stderr] 58 |         assert_eq!(*b, 7u);
[INFO] [stderr]    |                        ^^ invalid suffix `u`
[INFO] [stderr]    |
[INFO] [stderr]    = help: the suffix must be one of the integral types (`u32`, `isize`, etc)
[INFO] [stderr] 
[INFO] [stderr] error: cannot find attribute `license` in this scope
[INFO] [stderr]  --> src/lib.rs:1:4
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![license = "MIT"]
[INFO] [stderr]   |    ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot determine resolution for the attribute macro `test`
[INFO] [stderr]   --> src/lib.rs:54:3
[INFO] [stderr]    |
[INFO] [stderr] 54 | #[test] fn test_lasts() {
[INFO] [stderr]    |   ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stderr] 
[INFO] [stderr] error[E0405]: cannot find trait `Deref` in this scope
[INFO] [stderr]   --> src/lib.rs:47:22
[INFO] [stderr]    |
[INFO] [stderr] 47 | impl<T: Send + Sync> Deref<T> for Forever<T> {
[INFO] [stderr]    |                      ^^^^^ not found in this scope
[INFO] [stderr]    |
[INFO] [stderr] help: possible candidate is found in another module, you can import it into scope
[INFO] [stderr]    |
[INFO] [stderr] 7  | use std::ops::Deref;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `spawn` in this scope
[INFO] [stderr]   --> src/lib.rs:57:5
[INFO] [stderr]    |
[INFO] [stderr] 57 |     spawn(proc() {
[INFO] [stderr]    |     ^^^^^ not found in this scope
[INFO] [stderr]    |
[INFO] [stderr] help: possible candidate is found in another module, you can import it into scope
[INFO] [stderr]    |
[INFO] [stderr] 7  | use std::thread::spawn;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `proc` in this scope
[INFO] [stderr]   --> src/lib.rs:57:11
[INFO] [stderr]    |
[INFO] [stderr] 57 |     spawn(proc() {
[INFO] [stderr]    |           ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: box expression syntax is experimental; you can call `Box::new` instead
[INFO] [stderr]   --> src/lib.rs:25:45
[INFO] [stderr]    |
[INFO] [stderr] 25 |             __data: unsafe { mem::transmute(box val) },
[INFO] [stderr]    |                                             ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #49733 <https://github.com/rust-lang/rust/issues/49733> for more information
[INFO] [stderr]    = help: add `#![feature(box_syntax)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error: invalid suffix `u` for integer literal
[INFO] [stderr]   --> src/lib.rs:55:26
[INFO] [stderr]    |
[INFO] [stderr] 55 |     let a = Forever::new(7u); let b = a;
[INFO] [stderr]    |                          ^^ invalid suffix `u`
[INFO] [stderr]    |
[INFO] [stderr]    = help: the suffix must be one of the integral types (`u32`, `isize`, etc)
[INFO] [stderr] 
[INFO] [stderr] error: expected one of `)`, `,`, `.`, `?`, or an operator, found `{`
[INFO] [stderr]   --> src/lib.rs:57:18
[INFO] [stderr]    |
[INFO] [stderr] 57 |     spawn(proc() {
[INFO] [stderr]    |                 -^ expected one of `)`, `,`, `.`, `?`, or an operator
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: missing `,`
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: non-builtin inner attributes are unstable
[INFO] [stderr]  --> src/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![license = "MIT"]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: see issue #54726 <https://github.com/rust-lang/rust/issues/54726> for more information
[INFO] [stderr]   = help: add `#![feature(custom_inner_attributes)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 10 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0405, E0425, E0658.
[INFO] [stderr] For more information about an error, try `rustc --explain E0405`.
[INFO] [stderr] error: could not compile `forever`.
[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: invalid suffix `u` for integer literal
[INFO] [stderr]   --> src/lib.rs:58:24
[INFO] [stderr]    |
[INFO] [stderr] 58 |         assert_eq!(*b, 7u);
[INFO] [stderr]    |                        ^^ invalid suffix `u`
[INFO] [stderr]    |
[INFO] [stderr]    = help: the suffix must be one of the integral types (`u32`, `isize`, etc)
[INFO] [stderr] 
[INFO] [stderr] error: cannot find attribute `license` in this scope
[INFO] [stderr]  --> src/lib.rs:1:4
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![license = "MIT"]
[INFO] [stderr]   |    ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: cannot determine resolution for the attribute macro `test`
[INFO] [stderr]   --> src/lib.rs:54:3
[INFO] [stderr]    |
[INFO] [stderr] 54 | #[test] fn test_lasts() {
[INFO] [stderr]    |   ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stderr] 
[INFO] [stderr] error[E0405]: cannot find trait `Deref` in this scope
[INFO] [stderr]   --> src/lib.rs:47:22
[INFO] [stderr]    |
[INFO] [stderr] 47 | impl<T: Send + Sync> Deref<T> for Forever<T> {
[INFO] [stderr]    |                      ^^^^^ not found in this scope
[INFO] [stderr]    |
[INFO] [stderr] help: possible candidate is found in another module, you can import it into scope
[INFO] [stderr]    |
[INFO] [stderr] 7  | use std::ops::Deref;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `spawn` in this scope
[INFO] [stderr]   --> src/lib.rs:57:5
[INFO] [stderr]    |
[INFO] [stderr] 57 |     spawn(proc() {
[INFO] [stderr]    |     ^^^^^ not found in this scope
[INFO] [stderr]    |
[INFO] [stderr] help: possible candidate is found in another module, you can import it into scope
[INFO] [stderr]    |
[INFO] [stderr] 7  | use std::thread::spawn;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `proc` in this scope
[INFO] [stderr]   --> src/lib.rs:57:11
[INFO] [stderr]    |
[INFO] [stderr] 57 |     spawn(proc() {
[INFO] [stderr]    |           ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: box expression syntax is experimental; you can call `Box::new` instead
[INFO] [stderr]   --> src/lib.rs:25:45
[INFO] [stderr]    |
[INFO] [stderr] 25 |             __data: unsafe { mem::transmute(box val) },
[INFO] [stderr]    |                                             ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #49733 <https://github.com/rust-lang/rust/issues/49733> for more information
[INFO] [stderr]    = help: add `#![feature(box_syntax)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 10 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0405, E0425, E0658.
[INFO] [stderr] For more information about an error, try `rustc --explain E0405`.
[INFO] [stderr] error: could not compile `forever`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "7552f0f5bae5863ce456ea602b1334209c4603c00ac63480c1d7fa3e8bc36319"`
[INFO] running `"docker" "rm" "-f" "7552f0f5bae5863ce456ea602b1334209c4603c00ac63480c1d7fa3e8bc36319"`
[INFO] [stdout] 7552f0f5bae5863ce456ea602b1334209c4603c00ac63480c1d7fa3e8bc36319