[INFO] fetching crate webm 1.0.0...
[INFO] checking webm-1.0.0 against master#3aedcf06b73fc36feeebca3d579e1d2a6c40acc5 for pr-65819
[INFO] extracting crate webm 1.0.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate webm 1.0.0 on toolchain 3aedcf06b73fc36feeebca3d579e1d2a6c40acc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate webm 1.0.0
[INFO] finished tweaking crates.io crate webm 1.0.0
[INFO] tweaked toml for crates.io crate webm 1.0.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "fetch" "--locked" "--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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 57e089b06cd87247e16d54c2f0b684efcc48703254d44f6a283f66bee7c42bb3
[INFO] running `Command { std: "docker" "start" "-a" "57e089b06cd87247e16d54c2f0b684efcc48703254d44f6a283f66bee7c42bb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "57e089b06cd87247e16d54c2f0b684efcc48703254d44f6a283f66bee7c42bb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57e089b06cd87247e16d54c2f0b684efcc48703254d44f6a283f66bee7c42bb3", kill_on_drop: false }`
[INFO] [stdout] 57e089b06cd87247e16d54c2f0b684efcc48703254d44f6a283f66bee7c42bb3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e6ffa21b56d889d266303dbcfeda71506724d0d36b8807882dd4e69e643317ad
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e6ffa21b56d889d266303dbcfeda71506724d0d36b8807882dd4e69e643317ad", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling webm-sys v1.0.1
[INFO] [stderr]     Checking webm v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/lib/lib.rs:121:59
[INFO] [stdout]     |
[INFO] [stdout] 121 |             fn to_int(b: bool) -> i32 { if b {1} else {0}};
[INFO] [stdout]     |                                                           ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/lib/lib.rs:121:59
[INFO] [stdout]     |
[INFO] [stdout] 121 |             fn to_int(b: bool) -> i32 { if b {1} else {0}};
[INFO] [stdout]     |                                                           ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: getting the inner pointer of a temporary `CString`
[INFO] [stdout]    --> src/lib/lib.rs:202:85
[INFO] [stdout]     |
[INFO] [stdout] 202 |                 ffi::mux::mux_set_writing_app(self.ffi, CString::new(name).unwrap().as_ptr());
[INFO] [stdout]     |                                                         --------------------------- ^^^^^^ this pointer will be invalid
[INFO] [stdout]     |                                                         |
[INFO] [stdout]     |                                                         this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(temporary_cstring_as_ptr)]` on by default
[INFO] [stdout]     = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stdout]     = help: for more information, see https://doc.rust-lang.org/reference/destructors.html
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: getting the inner pointer of a temporary `CString`
[INFO] [stdout]    --> src/lib/lib.rs:202:85
[INFO] [stdout]     |
[INFO] [stdout] 202 |                 ffi::mux::mux_set_writing_app(self.ffi, CString::new(name).unwrap().as_ptr());
[INFO] [stdout]     |                                                         --------------------------- ^^^^^^ this pointer will be invalid
[INFO] [stdout]     |                                                         |
[INFO] [stdout]     |                                                         this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(temporary_cstring_as_ptr)]` on by default
[INFO] [stdout]     = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stdout]     = help: for more information, see https://doc.rust-lang.org/reference/destructors.html
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.69s
[INFO] running `Command { std: "docker" "inspect" "e6ffa21b56d889d266303dbcfeda71506724d0d36b8807882dd4e69e643317ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6ffa21b56d889d266303dbcfeda71506724d0d36b8807882dd4e69e643317ad", kill_on_drop: false }`
[INFO] [stdout] e6ffa21b56d889d266303dbcfeda71506724d0d36b8807882dd4e69e643317ad