[INFO] cloning repository https://github.com/mambisi/escanor
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mambisi/escanor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmambisi%2Fescanor", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmambisi%2Fescanor'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7cb5881b8270da2857198024d22fd19e04e40e98
[INFO] checking mambisi/escanor against try#b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b for pr-82781
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmambisi%2Fescanor" "/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/mambisi/escanor 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/mambisi/escanor
[INFO] finished tweaking git repo https://github.com/mambisi/escanor
[INFO] tweaked toml for git repo https://github.com/mambisi/escanor written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/mambisi/escanor 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 ...
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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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0afbf66d0de00031b10a1c6c80f3435b07a1d1db95c4421d66ecef0bfe71ec5e
[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" "0afbf66d0de00031b10a1c6c80f3435b07a1d1db95c4421d66ecef0bfe71ec5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0afbf66d0de00031b10a1c6c80f3435b07a1d1db95c4421d66ecef0bfe71ec5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0afbf66d0de00031b10a1c6c80f3435b07a1d1db95c4421d66ecef0bfe71ec5e", kill_on_drop: false }`
[INFO] [stdout] 0afbf66d0de00031b10a1c6c80f3435b07a1d1db95c4421d66ecef0bfe71ec5e
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f77724460de08de0a768b1de024c741c775bb7cb3977a13d864383c520a00c9a
[INFO] running `Command { std: "docker" "start" "-a" "f77724460de08de0a768b1de024c741c775bb7cb3977a13d864383c520a00c9a", kill_on_drop: false }`
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[INFO] [stderr]    Compiling rand_chacha v0.2.2
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[INFO] [stderr]     Checking tokio-io v0.1.13
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[INFO] [stderr]    Compiling phf_generator v0.7.24
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[INFO] [stderr]    Compiling rand v0.7.3
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[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking backtrace v0.3.41
[INFO] [stderr]     Checking ahash v0.3.2
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling terminfo v0.6.1
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio-uds v0.2.7
[INFO] [stderr]     Checking tokio-udp v0.1.6
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[INFO] [stderr]     Checking tokio-fs v0.1.7
[INFO] [stderr]     Checking tokio v0.1.22
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[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] [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" "f77724460de08de0a768b1de024c741c775bb7cb3977a13d864383c520a00c9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f77724460de08de0a768b1de024c741c775bb7cb3977a13d864383c520a00c9a", kill_on_drop: false }`
[INFO] [stdout] f77724460de08de0a768b1de024c741c775bb7cb3977a13d864383c520a00c9a