[INFO] cloning repository https://github.com/knkski/juju-kubectl
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/knkski/juju-kubectl" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fknkski%2Fjuju-kubectl", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fknkski%2Fjuju-kubectl'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 150109d4cc6e75a1f8f82eed2adb9881ccd13feb
[INFO] checking knkski/juju-kubectl against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fknkski%2Fjuju-kubectl" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/knkski/juju-kubectl
[INFO] finished tweaking git repo https://github.com/knkski/juju-kubectl
[INFO] tweaked toml for git repo https://github.com/knkski/juju-kubectl written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/knkski/juju-kubectl on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/knkski/juju-kubectl already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/knkski/rust-libjuju.git`
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] [stderr]       Adding juju-rs v0.2.0 (https://github.com/knkski/rust-libjuju.git?rev=baa1a13#baa1a138)
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a7869825cd5f81adee4207b2a82394e59f65a52891470383e7fa06c61d1723f8
[INFO] running `Command { std: "docker" "start" "-a" "a7869825cd5f81adee4207b2a82394e59f65a52891470383e7fa06c61d1723f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7869825cd5f81adee4207b2a82394e59f65a52891470383e7fa06c61d1723f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7869825cd5f81adee4207b2a82394e59f65a52891470383e7fa06c61d1723f8", kill_on_drop: false }`
[INFO] [stdout] a7869825cd5f81adee4207b2a82394e59f65a52891470383e7fa06c61d1723f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9da7a469971a1eb907bbd8ad8695bbf8a811af4db267c25c34f3010b7ea1adea
[INFO] running `Command { std: "docker" "start" "-a" "9da7a469971a1eb907bbd8ad8695bbf8a811af4db267c25c34f3010b7ea1adea", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.89
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking tinyvec v1.1.1
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling serde_derive v1.0.124
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]    Compiling serde v1.0.124
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
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[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking gimli v0.23.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling httparse v1.3.5
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]    Compiling bzip2-sys v0.1.10+1.0.8
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking idna v0.2.2
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]     Checking tokio-timer v0.2.13
[INFO] [stderr]    Compiling hyper v0.12.36
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking rustc-demangle v0.1.18
[INFO] [stderr]     Checking object v0.23.0
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking url v2.2.1
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking crossbeam-epoch v0.9.5
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking addr2line v0.14.1
[INFO] [stderr]     Checking dtoa v0.4.7
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling lexical-core v0.7.5
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking webpki-roots v0.17.0
[INFO] [stderr]     Checking flate2 v1.0.14
[INFO] [stderr]     Checking rustls v0.16.0
[INFO] [stderr]     Checking ct-logs v0.6.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking publicsuffix v1.5.6
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking cookie v0.12.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]     Checking try_from v0.3.2
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking backtrace v0.3.56
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking rayon-core v1.9.1
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking bzip2 v0.3.3
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking tokio-rustls v0.10.3
[INFO] [stderr]    Compiling anyhow v1.0.51
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking ex v0.1.3
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking rayon v1.5.1
[INFO] [stderr]     Checking textwrap v0.12.1
[INFO] [stderr]     Checking os_str_bytes v2.4.0
[INFO] [stderr]     Checking hyper-rustls v0.17.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.2
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking clap v3.0.0-beta.2
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]     Checking zip v0.5.11
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking serde_yaml v0.8.21
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]     Checking reqwest v0.9.24
[INFO] [stderr]     Checking juju-rs v0.2.0 (https://github.com/knkski/rust-libjuju.git?rev=baa1a13#baa1a138)
[INFO] [stderr]     Checking juju-kubectl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/main.rs:25:10
[INFO] [stdout]    |
[INFO] [stdout] 25 | #[derive(StructOpt, Debug)]
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]    = note: this error originates in the derive macro `StructOpt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `juju-kubectl` (bin "juju-kubectl" test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/main.rs:25:10
[INFO] [stdout]    |
[INFO] [stdout] 25 | #[derive(StructOpt, Debug)]
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]    = note: this error originates in the derive macro `StructOpt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `juju-kubectl` (bin "juju-kubectl") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "9da7a469971a1eb907bbd8ad8695bbf8a811af4db267c25c34f3010b7ea1adea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9da7a469971a1eb907bbd8ad8695bbf8a811af4db267c25c34f3010b7ea1adea", kill_on_drop: false }`
[INFO] [stdout] 9da7a469971a1eb907bbd8ad8695bbf8a811af4db267c25c34f3010b7ea1adea
