[INFO] fetching crate samuel 0.1.2...
[INFO] checking samuel-0.1.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate samuel 0.1.2 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate samuel 0.1.2 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate samuel 0.1.2
[INFO] finished tweaking crates.io crate samuel 0.1.2
[INFO] tweaked toml for crates.io crate samuel 0.1.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 24 packages
[INFO] [stderr]       Adding cfg-if v0.1.10 (latest: v1.0.0)
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.34.0)
[INFO] [stderr]       Adding roxmltree v0.4.1 (latest: v0.19.0)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding synstructure v0.12.6 (latest: v0.13.1)
[INFO] [stderr]       Adding xmlparser v0.8.1 (latest: v0.13.6)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded xmlparser v0.8.1
[INFO] [stderr]   Downloaded roxmltree v0.4.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d81d634c8a76bbddd500fccf0fe9add9bf5976d593b00971dffc50abf9f1510b
[INFO] running `Command { std: "docker" "start" "-a" "d81d634c8a76bbddd500fccf0fe9add9bf5976d593b00971dffc50abf9f1510b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d81d634c8a76bbddd500fccf0fe9add9bf5976d593b00971dffc50abf9f1510b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d81d634c8a76bbddd500fccf0fe9add9bf5976d593b00971dffc50abf9f1510b", kill_on_drop: false }`
[INFO] [stdout] d81d634c8a76bbddd500fccf0fe9add9bf5976d593b00971dffc50abf9f1510b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 91cb7be8414e8696daac46a25d152d9e19382314c4d0520bfa9d77f6cb7f1a37
[INFO] running `Command { std: "docker" "start" "-a" "91cb7be8414e8696daac46a25d152d9e19382314c4d0520bfa9d77f6cb7f1a37", kill_on_drop: false }`
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking gimli v0.28.1
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking xmlparser v0.8.1
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]     Checking try_from v0.3.2
[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking roxmltree v0.4.1
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking samuel v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Error` is imported redundantly
[INFO] [stdout]    --> src/assertion.rs:625:9
[INFO] [stdout]     |
[INFO] [stdout] 624 |     use super::*;
[INFO] [stdout]     |         -------- the item `Error` is already imported here
[INFO] [stdout] 625 |     use failure::Error;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `String` is imported redundantly
[INFO] [stdout]    --> src/assertion.rs:628:9
[INFO] [stdout]     |
[INFO] [stdout] 628 |     use std::string::String;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]     |
[INFO] [stdout]     = note: the item `String` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryInto` is imported redundantly
[INFO] [stdout]    --> src/assertion.rs:629:9
[INFO] [stdout]     |
[INFO] [stdout] 624 |     use super::*;
[INFO] [stdout]     |         -------- the item `TryInto` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 629 |     use try_from::TryInto;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Error` is imported redundantly
[INFO] [stdout]   --> src/encryption.rs:92:9
[INFO] [stdout]    |
[INFO] [stdout] 91 |     use super::*;
[INFO] [stdout]    |         -------- the item `Error` is already imported here
[INFO] [stdout] 92 |     use failure::Error;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `String` is imported redundantly
[INFO] [stdout]   --> src/encryption.rs:95:9
[INFO] [stdout]    |
[INFO] [stdout] 95 |     use std::string::String;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `String` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryInto` is imported redundantly
[INFO] [stdout]   --> src/encryption.rs:96:9
[INFO] [stdout]    |
[INFO] [stdout] 91 |     use super::*;
[INFO] [stdout]    |         -------- the item `TryInto` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 96 |     use try_from::TryInto;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Error` is imported redundantly
[INFO] [stdout]    --> src/response.rs:222:9
[INFO] [stdout]     |
[INFO] [stdout] 221 |     use super::*;
[INFO] [stdout]     |         -------- the item `Error` is already imported here
[INFO] [stdout] 222 |     use failure::Error;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `String` is imported redundantly
[INFO] [stdout]    --> src/response.rs:224:9
[INFO] [stdout]     |
[INFO] [stdout] 224 |     use std::string::String;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]     |
[INFO] [stdout]     = note: the item `String` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Error` is imported redundantly
[INFO] [stdout]    --> src/signature.rs:464:9
[INFO] [stdout]     |
[INFO] [stdout] 463 |     use super::*;
[INFO] [stdout]     |         -------- the item `Error` is already imported here
[INFO] [stdout] 464 |     use failure::Error;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `String` is imported redundantly
[INFO] [stdout]    --> src/signature.rs:467:9
[INFO] [stdout]     |
[INFO] [stdout] 467 |     use std::string::String;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]     |
[INFO] [stdout]     = note: the item `String` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryInto` is imported redundantly
[INFO] [stdout]    --> src/signature.rs:468:9
[INFO] [stdout]     |
[INFO] [stdout] 463 |     use super::*;
[INFO] [stdout]     |         -------- the item `TryInto` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 468 |     use try_from::TryInto;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/assertion.rs:323:17
[INFO] [stdout]     |
[INFO] [stdout] 323 |     fn try_from(n: Node) -> Result<Self, Self::Err> {
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/assertion.rs:334:17
[INFO] [stdout]     |
[INFO] [stdout] 334 |     fn try_from(n: Node) -> Result<Self, Self::Err> {
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/assertion.rs:323:17
[INFO] [stdout]     |
[INFO] [stdout] 323 |     fn try_from(n: Node) -> Result<Self, Self::Err> {
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/assertion.rs:334:17
[INFO] [stdout]     |
[INFO] [stdout] 334 |     fn try_from(n: Node) -> Result<Self, Self::Err> {
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.83s
[INFO] running `Command { std: "docker" "inspect" "91cb7be8414e8696daac46a25d152d9e19382314c4d0520bfa9d77f6cb7f1a37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91cb7be8414e8696daac46a25d152d9e19382314c4d0520bfa9d77f6cb7f1a37", kill_on_drop: false }`
[INFO] [stdout] 91cb7be8414e8696daac46a25d152d9e19382314c4d0520bfa9d77f6cb7f1a37
[INFO] checking samuel-0.1.2 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate samuel 0.1.2 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate samuel 0.1.2 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate samuel 0.1.2
[INFO] finished tweaking crates.io crate samuel 0.1.2
[INFO] tweaked toml for crates.io crate samuel 0.1.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 11d3a560d30227b405322bde2ad986965d1867d643e1aa839950b9c74731eed1
[INFO] running `Command { std: "docker" "start" "-a" "11d3a560d30227b405322bde2ad986965d1867d643e1aa839950b9c74731eed1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "11d3a560d30227b405322bde2ad986965d1867d643e1aa839950b9c74731eed1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11d3a560d30227b405322bde2ad986965d1867d643e1aa839950b9c74731eed1", kill_on_drop: false }`
[INFO] [stdout] 11d3a560d30227b405322bde2ad986965d1867d643e1aa839950b9c74731eed1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f058eb94c26b38e4617874ded3721e11c4f28768782e3642c4c140d34d7876bd
[INFO] running `Command { std: "docker" "start" "-a" "f058eb94c26b38e4617874ded3721e11c4f28768782e3642c4c140d34d7876bd", kill_on_drop: false }`
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking gimli v0.28.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]     Checking xmlparser v0.8.1
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]     Checking try_from v0.3.2
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking roxmltree v0.4.1
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking samuel v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Error` is imported redundantly
[INFO] [stdout]    --> src/assertion.rs:625:9
[INFO] [stdout]     |
[INFO] [stdout] 624 |     use super::*;
[INFO] [stdout]     |         -------- the item `Error` is already imported here
[INFO] [stdout] 625 |     use failure::Error;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `String` is imported redundantly
[INFO] [stdout]    --> src/assertion.rs:628:9
[INFO] [stdout]     |
[INFO] [stdout] 628 |     use std::string::String;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]     |
[INFO] [stdout]     = note: the item `String` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryInto` is imported redundantly
[INFO] [stdout]    --> src/assertion.rs:629:9
[INFO] [stdout]     |
[INFO] [stdout] 624 |     use super::*;
[INFO] [stdout]     |         -------- the item `TryInto` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 629 |     use try_from::TryInto;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Error` is imported redundantly
[INFO] [stdout]   --> src/encryption.rs:92:9
[INFO] [stdout]    |
[INFO] [stdout] 91 |     use super::*;
[INFO] [stdout]    |         -------- the item `Error` is already imported here
[INFO] [stdout] 92 |     use failure::Error;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `String` is imported redundantly
[INFO] [stdout]   --> src/encryption.rs:95:9
[INFO] [stdout]    |
[INFO] [stdout] 95 |     use std::string::String;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `String` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryInto` is imported redundantly
[INFO] [stdout]   --> src/encryption.rs:96:9
[INFO] [stdout]    |
[INFO] [stdout] 91 |     use super::*;
[INFO] [stdout]    |         -------- the item `TryInto` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 96 |     use try_from::TryInto;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Error` is imported redundantly
[INFO] [stdout]    --> src/response.rs:222:9
[INFO] [stdout]     |
[INFO] [stdout] 221 |     use super::*;
[INFO] [stdout]     |         -------- the item `Error` is already imported here
[INFO] [stdout] 222 |     use failure::Error;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `String` is imported redundantly
[INFO] [stdout]    --> src/response.rs:224:9
[INFO] [stdout]     |
[INFO] [stdout] 224 |     use std::string::String;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]     |
[INFO] [stdout]     = note: the item `String` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Error` is imported redundantly
[INFO] [stdout]    --> src/signature.rs:464:9
[INFO] [stdout]     |
[INFO] [stdout] 463 |     use super::*;
[INFO] [stdout]     |         -------- the item `Error` is already imported here
[INFO] [stdout] 464 |     use failure::Error;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `String` is imported redundantly
[INFO] [stdout]    --> src/signature.rs:467:9
[INFO] [stdout]     |
[INFO] [stdout] 467 |     use std::string::String;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]     |
[INFO] [stdout]     = note: the item `String` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryInto` is imported redundantly
[INFO] [stdout]    --> src/signature.rs:468:9
[INFO] [stdout]     |
[INFO] [stdout] 463 |     use super::*;
[INFO] [stdout]     |         -------- the item `TryInto` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 468 |     use try_from::TryInto;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/assertion.rs:323:17
[INFO] [stdout]     |
[INFO] [stdout] 323 |     fn try_from(n: Node) -> Result<Self, Self::Err> {
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/assertion.rs:334:17
[INFO] [stdout]     |
[INFO] [stdout] 334 |     fn try_from(n: Node) -> Result<Self, Self::Err> {
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/assertion.rs:323:17
[INFO] [stdout]     |
[INFO] [stdout] 323 |     fn try_from(n: Node) -> Result<Self, Self::Err> {
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/assertion.rs:334:17
[INFO] [stdout]     |
[INFO] [stdout] 334 |     fn try_from(n: Node) -> Result<Self, Self::Err> {
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.49s
[INFO] running `Command { std: "docker" "inspect" "f058eb94c26b38e4617874ded3721e11c4f28768782e3642c4c140d34d7876bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f058eb94c26b38e4617874ded3721e11c4f28768782e3642c4c140d34d7876bd", kill_on_drop: false }`
[INFO] [stdout] f058eb94c26b38e4617874ded3721e11c4f28768782e3642c4c140d34d7876bd