[INFO] cloning repository https://github.com/Walther/hello-lambda
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Walther/hello-lambda" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWalther%2Fhello-lambda", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWalther%2Fhello-lambda'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2b416dfa15905e9193cec2ac765e4948823b8a50
[INFO] checking Walther/hello-lambda against try#b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b for pr-82781
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWalther%2Fhello-lambda" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Walther/hello-lambda 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/Walther/hello-lambda
[INFO] finished tweaking git repo https://github.com/Walther/hello-lambda
[INFO] tweaked toml for git repo https://github.com/Walther/hello-lambda written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/Walther/hello-lambda 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 lambda_runtime_core v0.1.0
[INFO] [stderr]   Downloaded lambda_runtime_client v0.2.0
[INFO] [stderr]   Downloaded lambda_runtime v0.2.0
[INFO] [stderr]   Downloaded lambda_runtime_errors v0.1.0
[INFO] [stderr]   Downloaded lambda_runtime_errors_derive v0.1.0
[INFO] [stderr]   Downloaded tokio-sync v0.1.0
[INFO] [stderr]   Downloaded simple-error v0.1.13
[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] 3b93f9b45dbb8df6a7c7bf79a6f25d2d1e9b67dc143d71ec6564709fc3a50081
[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" "3b93f9b45dbb8df6a7c7bf79a6f25d2d1e9b67dc143d71ec6564709fc3a50081", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b93f9b45dbb8df6a7c7bf79a6f25d2d1e9b67dc143d71ec6564709fc3a50081", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b93f9b45dbb8df6a7c7bf79a6f25d2d1e9b67dc143d71ec6564709fc3a50081", kill_on_drop: false }`
[INFO] [stdout] 3b93f9b45dbb8df6a7c7bf79a6f25d2d1e9b67dc143d71ec6564709fc3a50081
[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] 59b3bbda9bb1782e052b944a27f7024a27fd77c2b61dfdda04cfa035291f3410
[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" "59b3bbda9bb1782e052b944a27f7024a27fd77c2b61dfdda04cfa035291f3410", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.26
[INFO] [stderr]    Compiling serde v1.0.85
[INFO] [stderr]     Checking simple-error v0.1.13
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]    Compiling rand v0.6.4
[INFO] [stderr]    Compiling backtrace v0.3.13
[INFO] [stderr]     Checking tokio-sync v0.1.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]     Checking smallvec v0.6.8
[INFO] [stderr]     Checking tokio-executor v0.1.6
[INFO] [stderr]     Checking want v0.0.6
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking num_cpus v1.9.0
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]    Compiling lambda_runtime_core v0.1.0
[INFO] [stderr]     Checking crossbeam-epoch v0.7.0
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking tokio-current-thread v0.1.4
[INFO] [stderr]     Checking tokio-timer v0.2.9
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking rand_pcg v0.1.1
[INFO] [stderr]     Checking rand_os v0.1.1
[INFO] [stderr]     Checking rand_chacha v0.1.1
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking bytes v0.4.11
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]     Checking crossbeam-deque v0.6.3
[INFO] [stderr]     Checking tokio-io v0.1.11
[INFO] [stderr]     Checking http v0.1.15
[INFO] [stderr]     Checking simple_logger v1.0.1
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking crossbeam-channel v0.3.6
[INFO] [stderr]     Checking tokio-reactor v0.1.8
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking crossbeam v0.6.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.11
[INFO] [stderr]     Checking h2 v0.1.16
[INFO] [stderr]     Checking tokio-fs v0.1.5
[INFO] [stderr]     Checking tokio v0.1.15
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/h2-0.1.16/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/h2-0.1.16/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/h2-0.1.16/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/h2-0.1.16/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/h2-0.1.16/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/h2-0.1.16/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 synstructure v0.10.1
[INFO] [stderr]     Checking serde_json v1.0.37
[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" "59b3bbda9bb1782e052b944a27f7024a27fd77c2b61dfdda04cfa035291f3410", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59b3bbda9bb1782e052b944a27f7024a27fd77c2b61dfdda04cfa035291f3410", kill_on_drop: false }`
[INFO] [stdout] 59b3bbda9bb1782e052b944a27f7024a27fd77c2b61dfdda04cfa035291f3410