[INFO] fetching crate prometheus_wireguard_exporter 3.4.2... [INFO] checking prometheus_wireguard_exporter-3.4.2 against try#b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b for pr-82781 [INFO] extracting crate prometheus_wireguard_exporter 3.4.2 into /workspace/builds/worker-14/source [INFO] validating manifest of crates.io crate prometheus_wireguard_exporter 3.4.2 on toolchain b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate prometheus_wireguard_exporter 3.4.2 [INFO] finished tweaking crates.io crate prometheus_wireguard_exporter 3.4.2 [INFO] tweaked toml for crates.io crate prometheus_wireguard_exporter 3.4.2 written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate crates.io crate prometheus_wireguard_exporter 3.4.2 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "fetch" "--locked" "--manifest-path" "Cargo.toml", 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] Downloading crates ... [INFO] [stderr] Downloaded wasm-bindgen-macro-support v0.2.60 [INFO] [stderr] Downloaded wasm-bindgen-macro v0.2.60 [INFO] [stderr] Downloaded tokio-timer v0.3.0-alpha.6 [INFO] [stderr] Downloaded schannel v0.1.18 [INFO] [stderr] Downloaded indexmap v1.3.2 [INFO] [stderr] Downloaded tower-make v0.3.0-alpha.2a [INFO] [stderr] Downloaded http-body v0.2.0-alpha.3 [INFO] [stderr] Downloaded tower-service v0.3.0-alpha.2 [INFO] [stderr] Downloaded wasm-bindgen-shared v0.2.60 [INFO] [stderr] Downloaded untrusted v0.7.0 [INFO] [stderr] Downloaded security-framework-sys v0.3.3 [INFO] [stderr] Downloaded js-sys v0.3.37 [INFO] [stderr] Downloaded wasm-bindgen v0.2.60 [INFO] [stderr] Downloaded num-iter v0.1.40 [INFO] [stderr] Downloaded winapi-util v0.1.3 [INFO] [stderr] Downloaded tokio-executor v0.2.0-alpha.6 [INFO] [stderr] Downloaded libc v0.2.68 [INFO] [stderr] Downloaded pin-project v0.4.8 [INFO] [stderr] Downloaded bumpalo v3.2.1 [INFO] [stderr] Downloaded web-sys v0.3.37 [INFO] [stderr] Downloaded tokio-net v0.2.0-alpha.6 [INFO] [stderr] Downloaded tracing-attributes v0.1.7 [INFO] [stderr] Downloaded tokio-codec v0.2.0-alpha.6 [INFO] [stderr] Downloaded num-bigint v0.2.6 [INFO] [stderr] Downloaded serde v1.0.105 [INFO] [stderr] Downloaded tokio v0.2.0-alpha.6 [INFO] [stderr] Downloaded num v0.2.1 [INFO] [stderr] Downloaded memoffset v0.5.4 [INFO] [stderr] Downloaded crossbeam-queue v0.1.2 [INFO] [stderr] Downloaded tokio-io v0.2.0-alpha.6 [INFO] [stderr] Downloaded hyper v0.13.0-alpha.4 [INFO] [stderr] Downloaded hermit-abi v0.1.8 [INFO] [stderr] Downloaded h2 v0.2.0-alpha.3 [INFO] [stderr] Downloaded tracing v0.1.13 [INFO] [stderr] Downloaded proc-macro2 v1.0.9 [INFO] [stderr] Downloaded rustls v0.16.0 [INFO] [stderr] Downloaded ring v0.16.12 [INFO] [stderr] Downloaded tracing-core v0.1.10 [INFO] [stderr] Downloaded tokio-rustls v0.12.0-alpha.8 [INFO] [stderr] Downloaded prometheus_exporter_base v0.30.2 [INFO] [stderr] Downloaded hyper-rustls v0.19.0-alpha.3 [INFO] [stderr] Downloaded tokio-sync v0.2.0-alpha.6 [INFO] [stderr] Downloaded backtrace-sys v0.1.35 [INFO] [stderr] Downloaded backtrace v0.3.46 [INFO] [stderr] Downloaded failure_derive v0.1.7 [INFO] [stderr] Downloaded failure v0.1.7 [INFO] [stderr] Downloaded ct-logs v0.6.0 [INFO] [stderr] Downloaded num-complex v0.2.4 [INFO] [stderr] Downloaded num-integer v0.1.42 [INFO] [stderr] Downloaded num-rational v0.2.4 [INFO] [stderr] Downloaded serde_json v1.0.49 [INFO] [stderr] Downloaded tokio-fs v0.2.0-alpha.6 [INFO] [stderr] Downloaded webpki v0.21.2 [INFO] [stderr] Downloaded regex v1.3.6 [INFO] [stderr] Downloaded serde_derive v1.0.105 [INFO] [stderr] Downloaded ryu v1.0.3 [INFO] [stderr] Downloaded tokio-macros v0.2.0-alpha.6 [INFO] [stderr] Downloaded pin-project-internal v0.4.8 [INFO] [stderr] Downloaded rustls-native-certs v0.1.0 [INFO] [stderr] Downloaded security-framework v0.3.4 [INFO] [stderr] Downloaded wasm-bindgen-backend v0.2.60 [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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b41d8b8b8a36ea9b44c81056735e9f98ec22d0e1ba34db78d4764bfdf307e76e [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" "b41d8b8b8a36ea9b44c81056735e9f98ec22d0e1ba34db78d4764bfdf307e76e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b41d8b8b8a36ea9b44c81056735e9f98ec22d0e1ba34db78d4764bfdf307e76e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b41d8b8b8a36ea9b44c81056735e9f98ec22d0e1ba34db78d4764bfdf307e76e", kill_on_drop: false }` [INFO] [stdout] b41d8b8b8a36ea9b44c81056735e9f98ec22d0e1ba34db78d4764bfdf307e76e [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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cf25abcccf2e4652b0e24c679f59bb5e2a3553e5e36d89a19758fa42cad6cc28 [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" "cf25abcccf2e4652b0e24c679f59bb5e2a3553e5e36d89a19758fa42cad6cc28", 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] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling proc-macro2 v1.0.9 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Checking futures-core-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling cc v1.0.50 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking untrusted v0.7.0 [INFO] [stderr] Checking termcolor v1.1.0 [INFO] [stderr] Checking openssl-probe v0.1.2 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling num-iter v0.1.40 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Checking lock_api v0.3.3 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Checking tracing-core v0.1.10 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking futures-channel-preview v0.3.0-alpha.19 [INFO] [stderr] Checking crossbeam-utils v0.7.2 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking num_cpus v1.12.0 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking base64 v0.10.1 [INFO] [stderr] Checking serde_json v1.0.49 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking crossbeam-channel v0.3.9 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking crossbeam-epoch v0.8.2 [INFO] [stderr] Checking futures-util-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking mio v0.6.21 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Checking aho-corasick v0.7.10 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking http v0.1.21 [INFO] [stderr] Checking string v0.2.1 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling ring v0.16.12 [INFO] [stderr] Compiling backtrace-sys v0.1.35 [INFO] [stderr] Compiling quote v1.0.3 [INFO] [stderr] Compiling syn v1.0.17 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Checking regex v1.3.6 [INFO] [stderr] Checking backtrace v0.3.46 [INFO] [stderr] Checking tokio-sync v0.2.0-alpha.6 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking env_logger v0.6.2 [INFO] [stderr] Checking http-body v0.2.0-alpha.3 [INFO] [stderr] Checking num v0.2.1 [INFO] [stderr] Checking sct v0.6.0 [INFO] [stderr] Checking webpki v0.21.2 [INFO] [stderr] Checking ct-logs v0.6.0 [INFO] [stderr] Checking rustls v0.16.0 [INFO] [stderr] Checking rustls-native-certs v0.1.0 [INFO] [stderr] Compiling synstructure v0.12.3 [INFO] [stderr] Compiling pin-project-internal v0.4.8 [INFO] [stderr] Compiling tracing-attributes v0.1.7 [INFO] [stderr] Compiling tokio-macros v0.2.0-alpha.6 [INFO] [stderr] Compiling failure_derive v0.1.7 [INFO] [stderr] Compiling serde_derive v1.0.105 [INFO] [stderr] Checking failure v0.1.7 [INFO] [stderr] Checking tracing v0.1.13 [INFO] [stderr] Checking tokio-executor v0.2.0-alpha.6 [INFO] [stderr] Checking pin-project v0.4.8 [INFO] [stderr] Checking tokio-io v0.2.0-alpha.6 [INFO] [stderr] Checking tokio-codec v0.2.0-alpha.6 [INFO] [stderr] Checking tower-make v0.3.0-alpha.2a [INFO] [stderr] Checking tokio-rustls v0.12.0-alpha.8 [INFO] [stderr] Checking h2 v0.2.0-alpha.3 [INFO] [stderr] Checking tokio-timer v0.3.0-alpha.6 [INFO] [stderr] Checking tokio-net v0.2.0-alpha.6 [INFO] [stderr] Checking tokio-fs v0.2.0-alpha.6 [INFO] [stdout] error[E0034]: multiple applicable items in scope [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/h2-0.2.0-alpha.3/src/hpack/header.rs:63:41 [INFO] [stdout] | [INFO] [stdout] 63 | let value = String::try_from(value)?; [INFO] [stdout] | ^^^^^^^^ multiple `try_from` found [INFO] [stdout] | [INFO] [stdout] = note: candidate #1 is defined in an impl of the trait `std::convert::TryFrom` for the type `T` [INFO] [stdout] = note: candidate #2 is defined in an impl of the trait `string::TryFrom` for the type `string::String` [INFO] [stdout] help: disambiguate the associated function for candidate #1 [INFO] [stdout] | [INFO] [stdout] 63 | let value = std::convert::TryFrom::try_from(value)?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] help: disambiguate the associated function for candidate #2 [INFO] [stdout] | [INFO] [stdout] 63 | let value = string::TryFrom::try_from(value)?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0034]: multiple applicable items in scope [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/h2-0.2.0-alpha.3/src/hpack/header.rs:71:41 [INFO] [stdout] | [INFO] [stdout] 71 | let value = String::try_from(value)?; [INFO] [stdout] | ^^^^^^^^ multiple `try_from` found [INFO] [stdout] | [INFO] [stdout] = note: candidate #1 is defined in an impl of the trait `std::convert::TryFrom` for the type `T` [INFO] [stdout] = note: candidate #2 is defined in an impl of the trait `string::TryFrom` for the type `string::String` [INFO] [stdout] help: disambiguate the associated function for candidate #1 [INFO] [stdout] | [INFO] [stdout] 71 | let value = std::convert::TryFrom::try_from(value)?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] help: disambiguate the associated function for candidate #2 [INFO] [stdout] | [INFO] [stdout] 71 | let value = string::TryFrom::try_from(value)?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0034]: multiple applicable items in scope [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/h2-0.2.0-alpha.3/src/hpack/header.rs:75:41 [INFO] [stdout] | [INFO] [stdout] 75 | let value = String::try_from(value)?; [INFO] [stdout] | ^^^^^^^^ multiple `try_from` found [INFO] [stdout] | [INFO] [stdout] = note: candidate #1 is defined in an impl of the trait `std::convert::TryFrom` for the type `T` [INFO] [stdout] = note: candidate #2 is defined in an impl of the trait `string::TryFrom` for the type `string::String` [INFO] [stdout] help: disambiguate the associated function for candidate #1 [INFO] [stdout] | [INFO] [stdout] 75 | let value = std::convert::TryFrom::try_from(value)?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] help: disambiguate the associated function for candidate #2 [INFO] [stdout] | [INFO] [stdout] 75 | let value = string::TryFrom::try_from(value)?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0034]: multiple applicable items in scope [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/h2-0.2.0-alpha.3/src/hpack/header.rs:216:61 [INFO] [stdout] | [INFO] [stdout] 216 | Name::Authority => Ok(Header::Authority(String::try_from(value)?)), [INFO] [stdout] | ^^^^^^^^ multiple `try_from` found [INFO] [stdout] | [INFO] [stdout] = note: candidate #1 is defined in an impl of the trait `std::convert::TryFrom` for the type `T` [INFO] [stdout] = note: candidate #2 is defined in an impl of the trait `string::TryFrom` for the type `string::String` [INFO] [stdout] help: disambiguate the associated function for candidate #1 [INFO] [stdout] | [INFO] [stdout] 216 | Name::Authority => Ok(Header::Authority(std::convert::TryFrom::try_from(value)?)), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] help: disambiguate the associated function for candidate #2 [INFO] [stdout] | [INFO] [stdout] 216 | Name::Authority => Ok(Header::Authority(string::TryFrom::try_from(value)?)), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0034]: multiple applicable items in scope [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/h2-0.2.0-alpha.3/src/hpack/header.rs:218:55 [INFO] [stdout] | [INFO] [stdout] 218 | Name::Scheme => Ok(Header::Scheme(String::try_from(value)?)), [INFO] [stdout] | ^^^^^^^^ multiple `try_from` found [INFO] [stdout] | [INFO] [stdout] = note: candidate #1 is defined in an impl of the trait `std::convert::TryFrom` for the type `T` [INFO] [stdout] = note: candidate #2 is defined in an impl of the trait `string::TryFrom` for the type `string::String` [INFO] [stdout] help: disambiguate the associated function for candidate #1 [INFO] [stdout] | [INFO] [stdout] 218 | Name::Scheme => Ok(Header::Scheme(std::convert::TryFrom::try_from(value)?)), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] help: disambiguate the associated function for candidate #2 [INFO] [stdout] | [INFO] [stdout] 218 | Name::Scheme => Ok(Header::Scheme(string::TryFrom::try_from(value)?)), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0034]: multiple applicable items in scope [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/h2-0.2.0-alpha.3/src/hpack/header.rs:219:51 [INFO] [stdout] | [INFO] [stdout] 219 | Name::Path => Ok(Header::Path(String::try_from(value)?)), [INFO] [stdout] | ^^^^^^^^ multiple `try_from` found [INFO] [stdout] | [INFO] [stdout] = note: candidate #1 is defined in an impl of the trait `std::convert::TryFrom` for the type `T` [INFO] [stdout] = note: candidate #2 is defined in an impl of the trait `string::TryFrom` for the type `string::String` [INFO] [stdout] help: disambiguate the associated function for candidate #1 [INFO] [stdout] | [INFO] [stdout] 219 | Name::Path => Ok(Header::Path(std::convert::TryFrom::try_from(value)?)), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] help: disambiguate the associated function for candidate #2 [INFO] [stdout] | [INFO] [stdout] 219 | Name::Path => Ok(Header::Path(string::TryFrom::try_from(value)?)), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking tokio v0.2.0-alpha.6 [INFO] [stdout] error: aborting due to 6 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0034`. [INFO] [stdout] [INFO] [stderr] error: could not compile `h2` [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" "cf25abcccf2e4652b0e24c679f59bb5e2a3553e5e36d89a19758fa42cad6cc28", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cf25abcccf2e4652b0e24c679f59bb5e2a3553e5e36d89a19758fa42cad6cc28", kill_on_drop: false }` [INFO] [stdout] cf25abcccf2e4652b0e24c679f59bb5e2a3553e5e36d89a19758fa42cad6cc28