[INFO] cloning repository https://github.com/funmaker/rust-notifier
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/funmaker/rust-notifier" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffunmaker%2Frust-notifier", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffunmaker%2Frust-notifier'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6a836691d5c917bf959dac23c010abf35eeba06c
[INFO] checking funmaker/rust-notifier against master#cfbc6d4cf1acbac5c025acf8ed68929caa551df3 for pr-75494-beta
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffunmaker%2Frust-notifier" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/funmaker/rust-notifier 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 git repo https://github.com/funmaker/rust-notifier
[INFO] finished tweaking git repo https://github.com/funmaker/rust-notifier
[INFO] tweaked toml for git repo https://github.com/funmaker/rust-notifier written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/funmaker/rust-notifier already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] [stdout] 1a3c9c8d33fc846ce3da24e5d609f5af14c72fe3aa0d9d2c30f689559c078ddb
[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" "1a3c9c8d33fc846ce3da24e5d609f5af14c72fe3aa0d9d2c30f689559c078ddb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1a3c9c8d33fc846ce3da24e5d609f5af14c72fe3aa0d9d2c30f689559c078ddb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a3c9c8d33fc846ce3da24e5d609f5af14c72fe3aa0d9d2c30f689559c078ddb", kill_on_drop: false }`
[INFO] [stdout] 1a3c9c8d33fc846ce3da24e5d609f5af14c72fe3aa0d9d2c30f689559c078ddb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 44c1719b846994f896b4e9cdc79745ae90cb87e0bd9f17f08ed2ffe42c047270
[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" "44c1719b846994f896b4e9cdc79745ae90cb87e0bd9f17f08ed2ffe42c047270", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking cfg-if v0.1.4
[INFO] [stderr]    Compiling cc v1.0.18
[INFO] [stderr]     Checking futures v0.1.23
[INFO] [stderr]    Compiling pkg-config v0.3.12
[INFO] [stderr]     Checking lazy_static v1.0.2
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling version_check v0.1.4
[INFO] [stderr]     Checking matches v0.1.7
[INFO] [stderr]    Compiling httparse v1.3.2
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]     Checking itoa v0.4.2
[INFO] [stderr]     Checking rustc-demangle v0.1.9
[INFO] [stderr]     Checking unicode-normalization v0.1.7
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]    Compiling serde v1.0.70
[INFO] [stderr]    Compiling derive_builder v0.5.1
[INFO] [stderr]     Checking scoped-tls v0.1.2
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking indexmap v1.0.1
[INFO] [stderr]    Compiling regex v1.0.2
[INFO] [stderr]     Checking ucd-util v0.1.1
[INFO] [stderr]     Checking try-lock v0.2.2
[INFO] [stderr]     Checking string v0.1.1
[INFO] [stderr]     Checking dtoa v0.4.3
[INFO] [stderr]     Checking futures-await-await-macro v0.1.1
[INFO] [stderr]     Checking sha1 v0.2.0
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.8
[INFO] [stderr]     Checking base64 v0.5.2
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking base64 v0.6.0
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.8/src/lib.rs:47:34
[INFO] [stdout]    |
[INFO] [stdout] 47 | #![cfg_attr(feature = "nightly", feature(proc_macro_raw_ident, proc_macro_span))]
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking log v0.4.3
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking crossbeam-utils v0.3.2
[INFO] [stdout] error[E0599]: no method named `to_string` found for struct `std::path::PathBuf` in the current scope
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.8/src/unstable.rs:290:52
[INFO] [stdout]      |
[INFO] [stdout] 290  |           let filename = stable::file_name(sf.path().to_string());
[INFO] [stdout]      |                                                      ^^^^^^^^^ help: there is an associated function with a similar name: `to_str`
[INFO] [stdout]      |
[INFO] [stdout]      = note: the method `to_string` exists but the following trait bounds were not satisfied:
[INFO] [stdout]              `std::path::PathBuf: std::fmt::Display`
[INFO] [stdout]              which is required by `std::path::PathBuf: std::string::ToString`
[INFO] [stdout]              `std::path::Path: std::fmt::Display`
[INFO] [stdout]              which is required by `std::path::Path: std::string::ToString`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'proc_macro_def_site'
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.8/src/unstable.rs:347:27
[INFO] [stdout]     |
[INFO] [stdout] 347 |             Span::Nightly(proc_macro::Span::def_site())
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #54724 <https://github.com/rust-lang/rust/issues/54724> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0554, E0599, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2`.
[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 `Command { std: "docker" "inspect" "44c1719b846994f896b4e9cdc79745ae90cb87e0bd9f17f08ed2ffe42c047270", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44c1719b846994f896b4e9cdc79745ae90cb87e0bd9f17f08ed2ffe42c047270", kill_on_drop: false }`
[INFO] [stdout] 44c1719b846994f896b4e9cdc79745ae90cb87e0bd9f17f08ed2ffe42c047270
