[INFO] cloning repository https://github.com/neurocollective/rust-examples [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/neurocollective/rust-examples" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fneurocollective%2Frust-examples", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fneurocollective%2Frust-examples'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f657426f5ce010caf45ab0187c69dbbc494d59b4 [INFO] checking neurocollective/rust-examples against try#b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b for pr-82781 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fneurocollective%2Frust-examples" "/workspace/builds/worker-13/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/neurocollective/rust-examples 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 git repo https://github.com/neurocollective/rust-examples [INFO] finished tweaking git repo https://github.com/neurocollective/rust-examples [INFO] tweaked toml for git repo https://github.com/neurocollective/rust-examples written to /workspace/builds/worker-13/source/Cargo.toml [INFO] crate git repo https://github.com/neurocollective/rust-examples 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] Downloading crates ... [INFO] [stderr] Downloaded tokio-udp v0.1.6 [INFO] [stderr] Downloaded security-framework-sys v0.4.1 [INFO] [stderr] Downloaded futures-executor v0.3.4 [INFO] [stderr] Downloaded security-framework v0.4.1 [INFO] [stderr] Downloaded multipart v0.16.1 [INFO] [stderr] Downloaded web-sys v0.3.36 [INFO] [stderr] Downloaded tokio-fs v0.1.7 [INFO] [stderr] Downloaded tokio-codec v0.1.2 [INFO] [stderr] Downloaded hyper v0.13.3 [INFO] [stderr] Downloaded reqwest v0.10.4 [INFO] [stderr] Downloaded headers v0.3.1 [INFO] [stderr] Downloaded tokio-uds v0.2.6 [INFO] [stderr] Downloaded mime_guess v1.8.8 [INFO] [stderr] Downloaded warp v0.2.2 [INFO] [stderr] Downloaded js-sys v0.3.36 [INFO] [stderr] Downloaded futures v0.3.4 [INFO] [stderr] Downloaded input_buffer v0.3.1 [INFO] [stderr] Downloaded tungstenite v0.10.1 [INFO] [stderr] Downloaded wasm-bindgen-futures v0.4.9 [INFO] [stderr] Downloaded tokio-tungstenite v0.10.1 [INFO] [stderr] Downloaded futures-macro v0.3.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] dcce1f9e81f564c3fa61b3c413d8a9f6e7b325bfd386746483c8d05785c447ea [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" "dcce1f9e81f564c3fa61b3c413d8a9f6e7b325bfd386746483c8d05785c447ea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dcce1f9e81f564c3fa61b3c413d8a9f6e7b325bfd386746483c8d05785c447ea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dcce1f9e81f564c3fa61b3c413d8a9f6e7b325bfd386746483c8d05785c447ea", kill_on_drop: false }` [INFO] [stdout] dcce1f9e81f564c3fa61b3c413d8a9f6e7b325bfd386746483c8d05785c447ea [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 881aa4ec158d4bcfd1f1328e690f95de5b7e6f7a05d9d43e464027512a79ec6d [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" "881aa4ec158d4bcfd1f1328e690f95de5b7e6f7a05d9d43e464027512a79ec6d", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.67 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Checking futures-core v0.3.4 [INFO] [stderr] Compiling proc-macro-nested v0.1.3 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Compiling typenum v1.11.2 [INFO] [stderr] Compiling cc v1.0.50 [INFO] [stderr] Checking futures-task v0.3.4 [INFO] [stderr] Checking futures-io v0.3.4 [INFO] [stderr] Checking pin-project-lite v0.1.4 [INFO] [stderr] Checking byte-tools v0.3.1 [INFO] [stderr] Compiling serde v1.0.104 [INFO] [stderr] Checking fake-simd v0.1.2 [INFO] [stderr] Compiling ryu v1.0.2 [INFO] [stderr] Checking opaque-debug v0.2.3 [INFO] [stderr] Checking base64 v0.11.0 [INFO] [stderr] Checking scoped-tls v0.1.2 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling indexmap v1.3.2 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Checking tokio-sync v0.1.8 [INFO] [stderr] Checking http v0.2.0 [INFO] [stderr] Checking lock_api v0.3.3 [INFO] [stderr] Checking block-padding v0.1.5 [INFO] [stderr] Checking futures-channel v0.3.4 [INFO] [stderr] Compiling proc-macro2 v1.0.9 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Checking idna v0.2.0 [INFO] [stderr] Checking encoding_rs v0.8.22 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking want v0.2.0 [INFO] [stderr] Checking twoway v0.1.8 [INFO] [stderr] Checking buf_redux v0.8.4 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling quote v1.0.3 [INFO] [stderr] Checking mime v0.2.6 [INFO] [stderr] Checking smallvec v0.6.13 [INFO] [stderr] Checking mime_guess v2.0.3 [INFO] [stderr] Compiling syn v1.0.16 [INFO] [stderr] Checking url v2.1.1 [INFO] [stderr] Checking tokio-executor v0.1.10 [INFO] [stderr] Checking crossbeam-queue v0.2.1 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling memoffset v0.5.3 [INFO] [stderr] Compiling hyper v0.12.35 [INFO] [stderr] Compiling rand_os v0.1.3 [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 getrandom v0.1.14 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking generic-array v0.12.3 [INFO] [stderr] Checking tokio-current-thread v0.1.7 [INFO] [stderr] Checking tokio-timer v0.2.13 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Compiling openssl-sys v0.9.54 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking mio v0.6.21 [INFO] [stderr] Checking digest v0.8.1 [INFO] [stderr] Checking block-buffer v0.7.3 [INFO] [stderr] Checking http-body v0.3.1 [INFO] [stderr] Checking headers-core v0.2.0 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking sha-1 v0.8.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking tokio-io v0.1.13 [INFO] [stderr] Checking http v0.1.21 [INFO] [stderr] Checking string v0.2.1 [INFO] [stderr] Checking tokio-buf v0.1.1 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking headers v0.3.1 [INFO] [stderr] Checking tokio-threadpool v0.1.18 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Compiling openssl v0.10.28 [INFO] [stderr] Compiling native-tls v0.2.4 [INFO] [stderr] Checking tokio-reactor v0.1.12 [INFO] [stderr] Checking tokio-codec v0.1.2 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling phf_codegen v0.7.24 [INFO] [stderr] Checking tokio-fs v0.1.7 [INFO] [stderr] Compiling mime_guess v1.8.8 [INFO] [stderr] Checking tokio-uds v0.2.6 [INFO] [stderr] Checking tokio-tcp v0.1.4 [INFO] [stderr] Checking tokio-udp v0.1.6 [INFO] [stderr] Checking tempfile v3.1.0 [INFO] [stderr] Checking tungstenite v0.10.1 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking tokio-core v0.1.17 [INFO] [stderr] Checking serde_json v1.0.48 [INFO] [stderr] Checking serde_urlencoded v0.6.1 [INFO] [stderr] Checking http-body v0.1.0 [INFO] [stderr] Checking h2 v0.1.26 [INFO] [stderr] Checking multipart v0.16.1 [INFO] [stdout] error[E0034]: multiple applicable items in scope [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/h2-0.1.26/src/hpack/header.rs:69:41 [INFO] [stdout] | [INFO] [stdout] 69 | 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] 69 | let value = std::convert::TryFrom::try_from(value)?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] help: disambiguate the associated function for candidate #2 [INFO] [stdout] | [INFO] [stdout] 69 | 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/h2-0.1.26/src/hpack/header.rs:77:41 [INFO] [stdout] | [INFO] [stdout] 77 | 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] 77 | let value = std::convert::TryFrom::try_from(value)?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] help: disambiguate the associated function for candidate #2 [INFO] [stdout] | [INFO] [stdout] 77 | 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/h2-0.1.26/src/hpack/header.rs:81:41 [INFO] [stdout] | [INFO] [stdout] 81 | 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] 81 | let value = std::convert::TryFrom::try_from(value)?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] help: disambiguate the associated function for candidate #2 [INFO] [stdout] | [INFO] [stdout] 81 | 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/h2-0.1.26/src/hpack/header.rs:240:61 [INFO] [stdout] | [INFO] [stdout] 240 | 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] 240 | 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] 240 | 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/h2-0.1.26/src/hpack/header.rs:242:55 [INFO] [stdout] | [INFO] [stdout] 242 | 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] 242 | 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] 242 | 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/h2-0.1.26/src/hpack/header.rs:243:51 [INFO] [stdout] | [INFO] [stdout] 243 | 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] 243 | 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] 243 | Name::Path => Ok(Header::Path(string::TryFrom::try_from(value)?)), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [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" "881aa4ec158d4bcfd1f1328e690f95de5b7e6f7a05d9d43e464027512a79ec6d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "881aa4ec158d4bcfd1f1328e690f95de5b7e6f7a05d9d43e464027512a79ec6d", kill_on_drop: false }` [INFO] [stdout] 881aa4ec158d4bcfd1f1328e690f95de5b7e6f7a05d9d43e464027512a79ec6d