[INFO] fetching crate rsbind-build-script 0.1.0...
[INFO] checking rsbind-build-script-0.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate rsbind-build-script 0.1.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate rsbind-build-script 0.1.0 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 rsbind-build-script 0.1.0
[INFO] finished tweaking crates.io crate rsbind-build-script 0.1.0
[INFO] tweaked toml for crates.io crate rsbind-build-script 0.1.0 written to /workspace/builds/worker-5-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]      Locking 27 packages
[INFO] [stderr]       Adding time v0.1.45 (latest: v0.3.34)
[INFO] [stderr]       Adding wasi v0.10.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] [stderr]       Adding zip v0.5.13 (latest: v0.6.6)
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] beb3415ae8b0057ca85a4474628c3f2de678e15ce6d1e51b04db188426f72597
[INFO] running `Command { std: "docker" "start" "-a" "beb3415ae8b0057ca85a4474628c3f2de678e15ce6d1e51b04db188426f72597", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "beb3415ae8b0057ca85a4474628c3f2de678e15ce6d1e51b04db188426f72597", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "beb3415ae8b0057ca85a4474628c3f2de678e15ce6d1e51b04db188426f72597", kill_on_drop: false }`
[INFO] [stdout] beb3415ae8b0057ca85a4474628c3f2de678e15ce6d1e51b04db188426f72597
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 9fb5a90d356742204d19e2186f08acda33f6cc6975b89b01e1c5204a34d0c7a2
[INFO] running `Command { std: "docker" "start" "-a" "9fb5a90d356742204d19e2186f08acda33f6cc6975b89b01e1c5204a34d0c7a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling bzip2-sys v0.1.11+1.0.8
[INFO] [stderr]     Checking bzip2 v0.4.4
[INFO] [stderr]     Checking zip v0.5.13
[INFO] [stderr]     Checking rsbind-build-script v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `compress_file` is never used
[INFO] [stdout]   --> src/dirzip.rs:21:4
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn compress_file(src_dir: &Path, target: &Path) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_dir` is never used
[INFO] [stdout]    --> src/dirzip.rs:102:4
[INFO] [stdout]     |
[INFO] [stdout] 102 | fn create_dir(path: &Path) -> Result<(), std::io::Error> {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `compress_file` is never used
[INFO] [stdout]   --> src/dirzip.rs:21:4
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn compress_file(src_dir: &Path, target: &Path) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_dir` is never used
[INFO] [stdout]    --> src/dirzip.rs:102:4
[INFO] [stdout]     |
[INFO] [stdout] 102 | fn create_dir(path: &Path) -> Result<(), std::io::Error> {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.17s
[INFO] running `Command { std: "docker" "inspect" "9fb5a90d356742204d19e2186f08acda33f6cc6975b89b01e1c5204a34d0c7a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fb5a90d356742204d19e2186f08acda33f6cc6975b89b01e1c5204a34d0c7a2", kill_on_drop: false }`
[INFO] [stdout] 9fb5a90d356742204d19e2186f08acda33f6cc6975b89b01e1c5204a34d0c7a2
[INFO] checking rsbind-build-script-0.1.0 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate rsbind-build-script 0.1.0 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate rsbind-build-script 0.1.0 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rsbind-build-script 0.1.0
[INFO] finished tweaking crates.io crate rsbind-build-script 0.1.0
[INFO] tweaked toml for crates.io crate rsbind-build-script 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "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 27 packages
[INFO] [stderr]       Adding time v0.1.45 (latest: v0.3.34)
[INFO] [stderr]       Adding wasi v0.10.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] [stderr]       Adding zip v0.5.13 (latest: v0.6.6)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] de4d14ca5dba23e8062658ffd2e588ed320aa25cb82185cd60ac1f2be98e1374
[INFO] running `Command { std: "docker" "start" "-a" "de4d14ca5dba23e8062658ffd2e588ed320aa25cb82185cd60ac1f2be98e1374", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de4d14ca5dba23e8062658ffd2e588ed320aa25cb82185cd60ac1f2be98e1374", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de4d14ca5dba23e8062658ffd2e588ed320aa25cb82185cd60ac1f2be98e1374", kill_on_drop: false }`
[INFO] [stdout] de4d14ca5dba23e8062658ffd2e588ed320aa25cb82185cd60ac1f2be98e1374
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5e5f14fe404abb06716d61f61bd3b9f2c640cbc4ede2cb3b527e2b4369b47c9b
[INFO] running `Command { std: "docker" "start" "-a" "5e5f14fe404abb06716d61f61bd3b9f2c640cbc4ede2cb3b527e2b4369b47c9b", kill_on_drop: false }`
[INFO] [stderr]    Compiling bzip2-sys v0.1.11+1.0.8
[INFO] [stderr]     Checking bzip2 v0.4.4
[INFO] [stderr]     Checking zip v0.5.13
[INFO] [stderr]     Checking rsbind-build-script v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `compress_file` is never used
[INFO] [stdout]   --> src/dirzip.rs:21:4
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn compress_file(src_dir: &Path, target: &Path) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `compress_file` is never used
[INFO] [stdout]   --> src/dirzip.rs:21:4
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn compress_file(src_dir: &Path, target: &Path) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_dir` is never used
[INFO] [stdout]    --> src/dirzip.rs:102:4
[INFO] [stdout]     |
[INFO] [stdout] 102 | fn create_dir(path: &Path) -> Result<(), std::io::Error> {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_dir` is never used
[INFO] [stdout]    --> src/dirzip.rs:102:4
[INFO] [stdout]     |
[INFO] [stdout] 102 | fn create_dir(path: &Path) -> Result<(), std::io::Error> {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 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 2.20s
[INFO] running `Command { std: "docker" "inspect" "5e5f14fe404abb06716d61f61bd3b9f2c640cbc4ede2cb3b527e2b4369b47c9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e5f14fe404abb06716d61f61bd3b9f2c640cbc4ede2cb3b527e2b4369b47c9b", kill_on_drop: false }`
[INFO] [stdout] 5e5f14fe404abb06716d61f61bd3b9f2c640cbc4ede2cb3b527e2b4369b47c9b