[INFO] fetching crate mothra 0.3.0...
[INFO] checking mothra-0.3.0 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] extracting crate mothra 0.3.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate mothra 0.3.0 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mothra 0.3.0
[INFO] finished tweaking crates.io crate mothra 0.3.0
[INFO] tweaked toml for crates.io crate mothra 0.3.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "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" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "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 tabular v0.1.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4a8ac47328223dd92abeae5710ac549e814937e7d95bc45836efa63749efc799
[INFO] running `Command { std: "docker" "start" "-a" "4a8ac47328223dd92abeae5710ac549e814937e7d95bc45836efa63749efc799", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4a8ac47328223dd92abeae5710ac549e814937e7d95bc45836efa63749efc799", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a8ac47328223dd92abeae5710ac549e814937e7d95bc45836efa63749efc799", kill_on_drop: false }`
[INFO] [stdout] 4a8ac47328223dd92abeae5710ac549e814937e7d95bc45836efa63749efc799
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 66406cdf3e553a29e7c4f33ca845696e3d978b9c33de250cd8b3dcc29b2ae11a
[INFO] running `Command { std: "docker" "start" "-a" "66406cdf3e553a29e7c4f33ca845696e3d978b9c33de250cd8b3dcc29b2ae11a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling ryu v1.0.6
[INFO] [stderr]    Compiling serde_json v1.0.72
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking paw-raw v1.0.0
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking tabular v0.1.4
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling paw-attributes v1.0.2
[INFO] [stderr]     Checking paw v1.0.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking mothra v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/main.rs:48:87
[INFO] [stdout]    |
[INFO] [stdout] 48 | ...                   Err(why) => panic!("couldn't create {}: {}", display, why.description()),
[INFO] [stdout]    |                                                                                 ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/main.rs:53:89
[INFO] [stdout]    |
[INFO] [stdout] 53 | ...                   Err(why) => panic!("couldn't write to {}: {}", display, why.description()),
[INFO] [stdout]    |                                                                                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/main.rs:70:87
[INFO] [stdout]    |
[INFO] [stdout] 70 | ...                   Err(why) => panic!("couldn't create {}: {}", display, why.description()),
[INFO] [stdout]    |                                                                                 ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/main.rs:75:89
[INFO] [stdout]    |
[INFO] [stdout] 75 | ...                   Err(why) => panic!("couldn't write to {}: {}", display, why.description()),
[INFO] [stdout]    |                                                                                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/main.rs:48:87
[INFO] [stdout]    |
[INFO] [stdout] 48 | ...                   Err(why) => panic!("couldn't create {}: {}", display, why.description()),
[INFO] [stdout]    |                                                                                 ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/main.rs:53:89
[INFO] [stdout]    |
[INFO] [stdout] 53 | ...                   Err(why) => panic!("couldn't write to {}: {}", display, why.description()),
[INFO] [stdout]    |                                                                                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/main.rs:70:87
[INFO] [stdout]    |
[INFO] [stdout] 70 | ...                   Err(why) => panic!("couldn't create {}: {}", display, why.description()),
[INFO] [stdout]    |                                                                                 ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/main.rs:75:89
[INFO] [stdout]    |
[INFO] [stdout] 75 | ...                   Err(why) => panic!("couldn't write to {}: {}", display, why.description()),
[INFO] [stdout]    |                                                                                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.61s
[INFO] running `Command { std: "docker" "inspect" "66406cdf3e553a29e7c4f33ca845696e3d978b9c33de250cd8b3dcc29b2ae11a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66406cdf3e553a29e7c4f33ca845696e3d978b9c33de250cd8b3dcc29b2ae11a", kill_on_drop: false }`
[INFO] [stdout] 66406cdf3e553a29e7c4f33ca845696e3d978b9c33de250cd8b3dcc29b2ae11a