[INFO] fetching crate pew 0.2.3...
[INFO] checking pew-0.2.3 against master#cfbc6d4cf1acbac5c025acf8ed68929caa551df3 for pr-75494-beta
[INFO] extracting crate pew 0.2.3 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate pew 0.2.3 on toolchain cfbc6d4cf1acbac5c025acf8ed68929caa551df3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pew 0.2.3
[INFO] finished tweaking crates.io crate pew 0.2.3
[INFO] tweaked toml for crates.io crate pew 0.2.3 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "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] 2b7e061ca5fc56fc6f51d6ee342db2006fbe8a28a2d34f07924512cfe41b6a24
[INFO] running `Command { std: "docker" "start" "-a" "2b7e061ca5fc56fc6f51d6ee342db2006fbe8a28a2d34f07924512cfe41b6a24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b7e061ca5fc56fc6f51d6ee342db2006fbe8a28a2d34f07924512cfe41b6a24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b7e061ca5fc56fc6f51d6ee342db2006fbe8a28a2d34f07924512cfe41b6a24", kill_on_drop: false }`
[INFO] [stdout] 2b7e061ca5fc56fc6f51d6ee342db2006fbe8a28a2d34f07924512cfe41b6a24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5745dc7894d1cec6a15cd426e652bd508578a67a7405cf39e05cab8cc11e5132
[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" "5745dc7894d1cec6a15cd426e652bd508578a67a7405cf39e05cab8cc11e5132", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]     Checking ucd-util v0.1.8
[INFO] [stderr]     Checking utf8-ranges v1.0.4
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking pew v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] error: the legacy LLVM-style asm! syntax is no longer supported
[INFO] [stdout]   --> src/lib.rs:82:9
[INFO] [stdout]    |
[INFO] [stdout] 82 |         asm!("" : "+r" (&_v) : : : "volatile");
[INFO] [stdout]    |         ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: replace with: `llvm_asm!`
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider migrating to the new asm! syntax specified in RFC 2873
[INFO] [stdout]    = note: alternatively, switch to llvm_asm! to keep your code working as it is
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the legacy LLVM-style asm! syntax is no longer supported
[INFO] [stdout]    --> src/lib.rs:107:9
[INFO] [stdout]     |
[INFO] [stdout] 107 |         asm!("" : : : "memory" : "volatile");
[INFO] [stdout]     |         ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: replace with: `llvm_asm!`
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider migrating to the new asm! syntax specified in RFC 2873
[INFO] [stdout]     = note: alternatively, switch to llvm_asm! to keep your code working as it is
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | #![feature(asm)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/benchmark.rs:17:43
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn compose<T: 'static, U: 'static>(f: Box<Fn(u64) -> T>, g: fn(T) -> U) -> Box<Fn(u64) -> U> {
[INFO] [stdout]    |                                           ^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(u64) -> T`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/benchmark.rs:17:80
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn compose<T: 'static, U: 'static>(f: Box<Fn(u64) -> T>, g: fn(T) -> U) -> Box<Fn(u64) -> U> {
[INFO] [stdout]    |                                                                                ^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(u64) -> U`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/benchmark.rs:88:20
[INFO] [stdout]    |
[INFO] [stdout] 88 |     generator: Box<Fn(u64) -> T>,
[INFO] [stdout]    |                    ^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(u64) -> T`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the legacy LLVM-style asm! syntax is no longer supported
[INFO] [stdout]   --> src/lib.rs:82:9
[INFO] [stdout]    |
[INFO] [stdout] 82 |         asm!("" : "+r" (&_v) : : : "volatile");
[INFO] [stdout]    |         ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: replace with: `llvm_asm!`
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider migrating to the new asm! syntax specified in RFC 2873
[INFO] [stdout]    = note: alternatively, switch to llvm_asm! to keep your code working as it is
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the legacy LLVM-style asm! syntax is no longer supported
[INFO] [stdout]    --> src/lib.rs:107:9
[INFO] [stdout]     |
[INFO] [stdout] 107 |         asm!("" : : : "memory" : "volatile");
[INFO] [stdout]     |         ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: replace with: `llvm_asm!`
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider migrating to the new asm! syntax specified in RFC 2873
[INFO] [stdout]     = note: alternatively, switch to llvm_asm! to keep your code working as it is
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stdout]  --> src/benchmark.rs:3:23
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::sync::{Once, ONCE_INIT};
[INFO] [stdout]   |                       ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stdout]  --> src/benchmark.rs:5:23
[INFO] [stdout]   |
[INFO] [stdout] 5 | static HEADER: Once = ONCE_INIT;
[INFO] [stdout]   |                       ^^^^^^^^^ help: replace the use of the deprecated item: `Once::new()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | #![feature(asm)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/benchmark.rs:17:43
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn compose<T: 'static, U: 'static>(f: Box<Fn(u64) -> T>, g: fn(T) -> U) -> Box<Fn(u64) -> U> {
[INFO] [stdout]    |                                           ^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(u64) -> T`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/benchmark.rs:17:80
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn compose<T: 'static, U: 'static>(f: Box<Fn(u64) -> T>, g: fn(T) -> U) -> Box<Fn(u64) -> U> {
[INFO] [stdout]    |                                                                                ^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(u64) -> U`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/benchmark.rs:88:20
[INFO] [stdout]    |
[INFO] [stdout] 88 |     generator: Box<Fn(u64) -> T>,
[INFO] [stdout]    |                    ^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(u64) -> T`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stdout]  --> src/benchmark.rs:3:23
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::sync::{Once, ONCE_INIT};
[INFO] [stdout]   |                       ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stdout]  --> src/benchmark.rs:5:23
[INFO] [stdout]   |
[INFO] [stdout] 5 | static HEADER: Once = ONCE_INIT;
[INFO] [stdout]   |                       ^^^^^^^^^ help: replace the use of the deprecated item: `Once::new()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/config.rs:53:56
[INFO] [stdout]    |
[INFO] [stdout] 53 |                 eprintln!("Illegal regex {}: {}", s, e.description());
[INFO] [stdout]    |                                                        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pew`.
[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] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/config.rs:53:56
[INFO] [stdout]    |
[INFO] [stdout] 53 |                 eprintln!("Illegal regex {}: {}", s, e.description());
[INFO] [stdout]    |                                                        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "5745dc7894d1cec6a15cd426e652bd508578a67a7405cf39e05cab8cc11e5132", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5745dc7894d1cec6a15cd426e652bd508578a67a7405cf39e05cab8cc11e5132", kill_on_drop: false }`
[INFO] [stdout] 5745dc7894d1cec6a15cd426e652bd508578a67a7405cf39e05cab8cc11e5132
