[INFO] fetching crate mojang-api 0.6.1...
[INFO] testing mojang-api-0.6.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate mojang-api 0.6.1 into /workspace/builds/worker-106/source
[INFO] validating manifest of crates.io crate mojang-api 0.6.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mojang-api 0.6.1
[INFO] finished tweaking crates.io crate mojang-api 0.6.1
[INFO] tweaked toml for crates.io crate mojang-api 0.6.1 written to /workspace/builds/worker-106/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded extend v0.1.2
[INFO] [stderr]   Downloaded assert-json-diff v1.1.0
[INFO] [stderr]   Downloaded mockito v0.23.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7d4eeacfe3a6eea2b080db76648f3846e26bc93dc909ec4e6729f0844005cd8f
[INFO] running `Command { std: "docker" "start" "-a" "7d4eeacfe3a6eea2b080db76648f3846e26bc93dc909ec4e6729f0844005cd8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7d4eeacfe3a6eea2b080db76648f3846e26bc93dc909ec4e6729f0844005cd8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d4eeacfe3a6eea2b080db76648f3846e26bc93dc909ec4e6729f0844005cd8f", kill_on_drop: false }`
[INFO] [stdout] 7d4eeacfe3a6eea2b080db76648f3846e26bc93dc909ec4e6729f0844005cd8f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f67a2b216d143a4be4973d6d2112645ff111cad2f0f7953388a636dd4a5f44a5
[INFO] running `Command { std: "docker" "start" "-a" "f67a2b216d143a4be4973d6d2112645ff111cad2f0f7953388a636dd4a5f44a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling pin-project-lite v0.1.12
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling http-body v0.3.1
[INFO] [stderr]    Compiling tracing v0.1.26
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling openssl-sys v0.9.66
[INFO] [stderr]    Compiling socket2 v0.3.19
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling openssl v0.10.36
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling native-tls v0.2.8
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling pin-project-internal v1.0.8
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling tokio v0.2.25
[INFO] [stderr]    Compiling pin-project v1.0.8
[INFO] [stderr]    Compiling tracing-futures v0.2.5
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling tokio-tls v0.3.1
[INFO] [stderr]    Compiling h2 v0.2.7
[INFO] [stderr]    Compiling serde_urlencoded v0.7.0
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]    Compiling hyper v0.13.10
[INFO] [stderr]    Compiling hyper-tls v0.4.3
[INFO] [stderr]    Compiling reqwest v0.10.10
[INFO] [stderr]    Compiling mojang-api v0.6.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 58.31s
[INFO] running `Command { std: "docker" "inspect" "f67a2b216d143a4be4973d6d2112645ff111cad2f0f7953388a636dd4a5f44a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f67a2b216d143a4be4973d6d2112645ff111cad2f0f7953388a636dd4a5f44a5", kill_on_drop: false }`
[INFO] [stdout] f67a2b216d143a4be4973d6d2112645ff111cad2f0f7953388a636dd4a5f44a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 893096bccf57b138fe9b1ad67b47ceeceafa7c1f3a5feda2ed88b2e3cc889794
[INFO] running `Command { std: "docker" "start" "-a" "893096bccf57b138fe9b1ad67b47ceeceafa7c1f3a5feda2ed88b2e3cc889794", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling colored v1.9.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling extend v0.1.2
[INFO] [stderr]    Compiling assert-json-diff v1.1.0
[INFO] [stderr]    Compiling mockito v0.23.3
[INFO] [stderr]    Compiling mojang-api v0.6.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 12.95s
[INFO] running `Command { std: "docker" "inspect" "893096bccf57b138fe9b1ad67b47ceeceafa7c1f3a5feda2ed88b2e3cc889794", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "893096bccf57b138fe9b1ad67b47ceeceafa7c1f3a5feda2ed88b2e3cc889794", kill_on_drop: false }`
[INFO] [stdout] 893096bccf57b138fe9b1ad67b47ceeceafa7c1f3a5feda2ed88b2e3cc889794
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] faa0b9bee9094c53c74bf3ccc668bdc8da5e591aea8b0e2063f4ae4aa1c4f237
[INFO] running `Command { std: "docker" "start" "-a" "faa0b9bee9094c53c74bf3ccc668bdc8da5e591aea8b0e2063f4ae4aa1c4f237", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.81s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mojang_api-03a0fb6cd6bed147)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::test_hexdigest ... ok
[INFO] [stdout] test tests::test_error_equality ... ok
[INFO] [stdout] test tests::test_server_auth ... ok
[INFO] [stdout] test tests::test_client_login ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mojang-api
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - (line 18) - compile ... ok
[INFO] [stdout] test src/lib.rs - server_auth (line 166) - compile ... ok
[INFO] [stdout] test src/lib.rs - client_auth (line 348) - compile ... ok
[INFO] [stdout] test src/lib.rs - client_login (line 293) - compile ... FAILED
[INFO] [stdout] test src/lib.rs - server_hash (line 214) ... ok
[INFO] [stdout] test src/lib.rs - hexdigest (line 232) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - client_login (line 293) stdout ----
[INFO] [stdout] error[E0277]: `Option<String>` doesn't implement `std::fmt::Display`
[INFO] [stdout]  --> src/lib.rs:298:28
[INFO] [stdout]   |
[INFO] [stdout] 7 | println!("User email: {}", response.user.email);
[INFO] [stdout]   |                            ^^^^^^^^^^^^^^^^^^^ `Option<String>` cannot be formatted with the default formatter
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `std::fmt::Display` is not implemented for `Option<String>`
[INFO] [stdout]   = note: in format strings you may be able to use `{:?}` (or {:#?} for pretty-print) instead
[INFO] [stdout]   = note: this error originates in the macro `$crate::format_args_nl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - client_login (line 293)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 5 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.92s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "faa0b9bee9094c53c74bf3ccc668bdc8da5e591aea8b0e2063f4ae4aa1c4f237", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "faa0b9bee9094c53c74bf3ccc668bdc8da5e591aea8b0e2063f4ae4aa1c4f237", kill_on_drop: false }`
[INFO] [stdout] faa0b9bee9094c53c74bf3ccc668bdc8da5e591aea8b0e2063f4ae4aa1c4f237