[INFO] fetching crate ffgen 0.3.5...
[INFO] testing ffgen-0.3.5 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_getrandom_patch_1
[INFO] extracting crate ffgen 0.3.5 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate ffgen 0.3.5
[INFO] finished tweaking crates.io crate ffgen 0.3.5
[INFO] tweaked toml for crates.io crate ffgen 0.3.5 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ffgen 0.3.5 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ffgen 0.3.5 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded clap_derive v3.0.0
[INFO] [stderr]   Downloaded clap_complete v3.0.1
[INFO] [stderr]   Downloaded clap v3.0.1
[INFO] [stderr]   Downloaded fake v2.4.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5da6b33336006219b0d77acbf21792fbaba72b7897da3193061928e0bfa8af04
[INFO] running `Command { std: "docker" "start" "-a" "5da6b33336006219b0d77acbf21792fbaba72b7897da3193061928e0bfa8af04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5da6b33336006219b0d77acbf21792fbaba72b7897da3193061928e0bfa8af04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5da6b33336006219b0d77acbf21792fbaba72b7897da3193061928e0bfa8af04", kill_on_drop: false }`
[INFO] [stdout] 5da6b33336006219b0d77acbf21792fbaba72b7897da3193061928e0bfa8af04
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 4cef651d11505694b76089c459d15f53b2a4ffb980367f4019d98cd5959ba18d
[INFO] running `Command { std: "docker" "start" "-a" "4cef651d11505694b76089c459d15f53b2a4ffb980367f4019d98cd5959ba18d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling syn v1.0.84
[INFO] [stderr]    Compiling serde_derive v1.0.133
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling serde v1.0.133
[INFO] [stderr]    Compiling rustversion v1.0.6
[INFO] [stderr]    Compiling anyhow v1.0.52
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling quote v1.0.14
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling ryu v1.0.9
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling os_str_bytes v6.0.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling sha1 v0.6.0
[INFO] [stderr]    Compiling erased-serde v0.3.17
[INFO] [stderr]    Compiling serde_json v1.0.74
[INFO] [stderr]    Compiling md5 v0.7.0
[INFO] [stderr]    Compiling block-buffer v0.10.0
[INFO] [stderr]    Compiling crypto-common v0.1.1
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling digest v0.10.1
[INFO] [stderr]    Compiling terminal_size v0.1.17
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling textwrap v0.14.2
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling md-5 v0.10.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling clap_derive v3.0.0
[INFO] [stderr]    Compiling strum_macros v0.23.1
[INFO] [stderr]    Compiling strum v0.23.0
[INFO] [stderr]    Compiling clap v3.0.1
[INFO] [stderr]    Compiling clap_complete v3.0.1
[INFO] [stderr]    Compiling ffgen v0.3.5 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling serde_yaml v0.8.23
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling fake v2.4.3
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/recipe.rs:141:10
[INFO] [stdout]     |
[INFO] [stdout] 141 |         &'a self,
[INFO] [stdout]     |          ^^ these lifetimes flow to the output
[INFO] [stdout] 142 |         rng: &'a mut (impl Rng + ?Sized),
[INFO] [stdout]     |               ^^ these lifetimes flow to the output
[INFO] [stdout] 143 |         group: Option<&str>,
[INFO] [stdout] 144 |     ) -> Result<(Vec<&str>, impl DataIter + 'a)> {
[INFO] [stdout]     |                      ----                   -- the lifetimes get resolved as `'a`
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      the lifetimes get resolved as `'a`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 144 |     ) -> Result<(Vec<&'a str>, impl DataIter + 'a)> {
[INFO] [stdout]     |                       ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/recipe.rs:165:10
[INFO] [stdout]     |
[INFO] [stdout] 165 |         &'a self,
[INFO] [stdout]     |          ^^ these lifetimes flow to the output
[INFO] [stdout] 166 |         rng: &'a mut (impl Rng + ?Sized),
[INFO] [stdout]     |               ^^ these lifetimes flow to the output
[INFO] [stdout] 167 |         group: Option<&str>,
[INFO] [stdout] 168 |     ) -> Result<(Vec<&str>, impl DataIter + 'a)> {
[INFO] [stdout]     |                      ----                   -- the lifetimes get resolved as `'a`
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      the lifetimes get resolved as `'a`
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 168 |     ) -> Result<(Vec<&'a str>, impl DataIter + 'a)> {
[INFO] [stdout]     |                       ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.69s
[INFO] running `Command { std: "docker" "inspect" "4cef651d11505694b76089c459d15f53b2a4ffb980367f4019d98cd5959ba18d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cef651d11505694b76089c459d15f53b2a4ffb980367f4019d98cd5959ba18d", kill_on_drop: false }`
[INFO] [stdout] 4cef651d11505694b76089c459d15f53b2a4ffb980367f4019d98cd5959ba18d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 2708fd246cc74aff9255966403baa7e332f567df3efa6b50a28e60e7e51c21d1
[INFO] running `Command { std: "docker" "start" "-a" "2708fd246cc74aff9255966403baa7e332f567df3efa6b50a28e60e7e51c21d1", kill_on_drop: false }`
[INFO] [stderr] error: failed to download `num-traits v0.2.14`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   unable to get packages from source
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack package `num-traits v0.2.14`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to create directory `/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/num-traits-0.2.14`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   Read-only file system (os error 30)
[INFO] running `Command { std: "docker" "inspect" "2708fd246cc74aff9255966403baa7e332f567df3efa6b50a28e60e7e51c21d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2708fd246cc74aff9255966403baa7e332f567df3efa6b50a28e60e7e51c21d1", kill_on_drop: false }`
[INFO] [stdout] 2708fd246cc74aff9255966403baa7e332f567df3efa6b50a28e60e7e51c21d1