[INFO] cloning repository https://github.com/berquerant/jsongrep
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/berquerant/jsongrep" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fberquerant%2Fjsongrep", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fberquerant%2Fjsongrep'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 039dc1d0c52b15592ddba0d5235f59dd9151554e
[INFO] checking berquerant/jsongrep 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%2Fberquerant%2Fjsongrep" "/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/berquerant/jsongrep
[INFO] finished tweaking git repo https://github.com/berquerant/jsongrep
[INFO] tweaked toml for git repo https://github.com/berquerant/jsongrep written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/berquerant/jsongrep 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/berquerant/jsongrep 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]     Blocking waiting for file lock on package cache
[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] d7805548365f855c60ddab9dc2f4e5569540e4d8114c2876858ff884ac22c70a
[INFO] running `Command { std: "docker" "start" "-a" "d7805548365f855c60ddab9dc2f4e5569540e4d8114c2876858ff884ac22c70a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d7805548365f855c60ddab9dc2f4e5569540e4d8114c2876858ff884ac22c70a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7805548365f855c60ddab9dc2f4e5569540e4d8114c2876858ff884ac22c70a", kill_on_drop: false }`
[INFO] [stdout] d7805548365f855c60ddab9dc2f4e5569540e4d8114c2876858ff884ac22c70a
[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] 1f06baa9d86f149e1e76a7bef364021d8b748fdbc6c2a787d0e7e86525249e70
[INFO] running `Command { std: "docker" "start" "-a" "1f06baa9d86f149e1e76a7bef364021d8b748fdbc6c2a787d0e7e86525249e70", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking once_cell v0.2.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]     Checking thiserror v1.0.25
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stderr]     Checking serde v1.0.126
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking jsongrep v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/main.rs:56:5
[INFO] [stdout]    |
[INFO] [stdout] 56 | /     /// Specify query on command line.
[INFO] [stdout] 57 | |     ///
[INFO] [stdout] 58 | |     /// Grep `/s` value by regex `[sS]irius`
[INFO] [stdout] 59 | |     ///
[INFO] [stdout] ...  |
[INFO] [stdout] 86 | |     #[structopt(short = "r", long = "raw_query")]
[INFO] [stdout] 87 | |     raw_query: Option<String>,
[INFO] [stdout]    | |_____________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/main.rs:88:5
[INFO] [stdout]    |
[INFO] [stdout] 88 | /     /// Specify query by file.
[INFO] [stdout] 89 | |     #[structopt(short = "q", long = "query_file")]
[INFO] [stdout] 90 | |     query: Option<PathBuf>,
[INFO] [stdout]    | |__________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/main.rs:91:5
[INFO] [stdout]     |
[INFO] [stdout]  91 | /     /// Specify sort on command line.
[INFO] [stdout]  92 | |     ///
[INFO] [stdout]  93 | |     /// Sort `/i` value desc
[INFO] [stdout]  94 | |     ///
[INFO] [stdout] ...   |
[INFO] [stdout] 108 | |     #[structopt(short = "k", long = "raw_sort")]
[INFO] [stdout] 109 | |     raw_sort: Option<String>,
[INFO] [stdout]     | |____________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]    --> src/main.rs:110:5
[INFO] [stdout]     |
[INFO] [stdout] 110 | /     /// Specify sort by file.
[INFO] [stdout] 111 | |     #[structopt(short = "s", long = "sort")]
[INFO] [stdout] 112 | |     sort: Option<PathBuf>,
[INFO] [stdout]     | |_________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `jsongrep` (bin "jsongrep") due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `jsongrep` (bin "jsongrep" test) due to 4 previous errors
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/main.rs:56:5
[INFO] [stdout]    |
[INFO] [stdout] 56 | /     /// Specify query on command line.
[INFO] [stdout] 57 | |     ///
[INFO] [stdout] 58 | |     /// Grep `/s` value by regex `[sS]irius`
[INFO] [stdout] 59 | |     ///
[INFO] [stdout] ...  |
[INFO] [stdout] 86 | |     #[structopt(short = "r", long = "raw_query")]
[INFO] [stdout] 87 | |     raw_query: Option<String>,
[INFO] [stdout]    | |_____________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/main.rs:88:5
[INFO] [stdout]    |
[INFO] [stdout] 88 | /     /// Specify query by file.
[INFO] [stdout] 89 | |     #[structopt(short = "q", long = "query_file")]
[INFO] [stdout] 90 | |     query: Option<PathBuf>,
[INFO] [stdout]    | |__________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/main.rs:91:5
[INFO] [stdout]     |
[INFO] [stdout]  91 | /     /// Specify sort on command line.
[INFO] [stdout]  92 | |     ///
[INFO] [stdout]  93 | |     /// Sort `/i` value desc
[INFO] [stdout]  94 | |     ///
[INFO] [stdout] ...   |
[INFO] [stdout] 108 | |     #[structopt(short = "k", long = "raw_sort")]
[INFO] [stdout] 109 | |     raw_sort: Option<String>,
[INFO] [stdout]     | |____________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]    --> src/main.rs:110:5
[INFO] [stdout]     |
[INFO] [stdout] 110 | /     /// Specify sort by file.
[INFO] [stdout] 111 | |     #[structopt(short = "s", long = "sort")]
[INFO] [stdout] 112 | |     sort: Option<PathBuf>,
[INFO] [stdout]     | |_________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1f06baa9d86f149e1e76a7bef364021d8b748fdbc6c2a787d0e7e86525249e70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f06baa9d86f149e1e76a7bef364021d8b748fdbc6c2a787d0e7e86525249e70", kill_on_drop: false }`
[INFO] [stdout] 1f06baa9d86f149e1e76a7bef364021d8b748fdbc6c2a787d0e7e86525249e70
