[INFO] fetching crate index-html-server 0.1.0...
[INFO] checking index-html-server-0.1.0 against try#b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b for pr-82781
[INFO] extracting crate index-html-server 0.1.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate index-html-server 0.1.0 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 index-html-server 0.1.0
[INFO] finished tweaking crates.io crate index-html-server 0.1.0
[INFO] tweaked toml for crates.io crate index-html-server 0.1.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] 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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1d566c1c50e75b24a05416cabc9abbb8fc22e9e885467d071edd39103e2fc351
[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" "1d566c1c50e75b24a05416cabc9abbb8fc22e9e885467d071edd39103e2fc351", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1d566c1c50e75b24a05416cabc9abbb8fc22e9e885467d071edd39103e2fc351", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d566c1c50e75b24a05416cabc9abbb8fc22e9e885467d071edd39103e2fc351", kill_on_drop: false }`
[INFO] [stdout] 1d566c1c50e75b24a05416cabc9abbb8fc22e9e885467d071edd39103e2fc351
[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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f543abcd72901467551640860e72000abe06538df7b1a8e510ba8ff3ec027f22
[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" "f543abcd72901467551640860e72000abe06538df7b1a8e510ba8ff3ec027f22", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.89
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]     Checking slab v0.4.2
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[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling serde_derive v1.0.124
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]    Compiling serde v1.0.124
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling httparse v1.3.5
[INFO] [stderr]    Compiling encoding_rs v0.8.28
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]     Checking sha1 v0.6.0
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[INFO] [stderr]     Checking strsim v0.8.0
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[INFO] [stderr]     Checking actix-service v0.4.2
[INFO] [stderr]    Compiling brotli-sys v0.3.2
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[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking tinyvec v1.1.1
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[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
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[INFO] [stderr]     Checking num_cpus v1.13.0
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[INFO] [stderr]    Compiling regex v1.4.5
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[INFO] [stderr]     Checking threadpool v1.8.1
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[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]    Compiling const-random-macro v0.1.13
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking url v2.2.1
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking actix-codec v0.1.2
[INFO] [stderr]     Checking actix-utils v0.4.7
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio-udp v0.1.6
[INFO] [stderr]     Checking tokio-signal v0.2.9
[INFO] [stderr]     Checking const-random v0.1.13
[INFO] [stderr]     Checking ahash v0.2.19
[INFO] [stderr]     Checking actix-server-config v0.1.2
[INFO] [stderr]     Checking hashbrown v0.6.3
[INFO] [stderr]     Checking h2 v0.1.26
[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<T>`
[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<T>`
[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<T>`
[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<T>`
[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<T>`
[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<T>`
[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] [stderr]    Compiling enum-as-inner v0.2.1
[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" "f543abcd72901467551640860e72000abe06538df7b1a8e510ba8ff3ec027f22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f543abcd72901467551640860e72000abe06538df7b1a8e510ba8ff3ec027f22", kill_on_drop: false }`
[INFO] [stdout] f543abcd72901467551640860e72000abe06538df7b1a8e510ba8ff3ec027f22