[INFO] fetching crate ripjson 0.9.7...
[INFO] checking ripjson-0.9.7 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] extracting crate ripjson 0.9.7 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate ripjson 0.9.7 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ripjson 0.9.7
[INFO] finished tweaking crates.io crate ripjson 0.9.7
[INFO] tweaked toml for crates.io crate ripjson 0.9.7 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate ripjson 0.9.7 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded indextree v3.3.0
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 35afe61d68ae85b04e482c5f8bb5ba5478120e39927981f0c581b70150f7f150
[INFO] running `Command { std: "docker" "start" "-a" "35afe61d68ae85b04e482c5f8bb5ba5478120e39927981f0c581b70150f7f150", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "35afe61d68ae85b04e482c5f8bb5ba5478120e39927981f0c581b70150f7f150", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35afe61d68ae85b04e482c5f8bb5ba5478120e39927981f0c581b70150f7f150", kill_on_drop: false }`
[INFO] [stdout] 35afe61d68ae85b04e482c5f8bb5ba5478120e39927981f0c581b70150f7f150
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 891f21cd8cd2e5e246f75adf035ddfcefdc333177a16078dac9e0453d4d955ac
[INFO] running `Command { std: "docker" "start" "-a" "891f21cd8cd2e5e246f75adf035ddfcefdc333177a16078dac9e0453d4d955ac", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling libc v0.2.90
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]     Checking gimli v0.23.0
[INFO] [stderr]    Compiling serde v1.0.124
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking object v0.23.0
[INFO] [stderr]     Checking rustc-demangle v0.1.18
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking regex-syntax v0.6.23
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking environment v0.1.1
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking regex v1.4.5
[INFO] [stderr]     Checking addr2line v0.14.1
[INFO] [stderr]     Checking backtrace v0.3.56
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking assert_cli v0.6.3
[INFO] [stderr]     Checking indextree v3.3.0
[INFO] [stderr]     Checking ripjson v0.9.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.87s
[INFO] running `Command { std: "docker" "inspect" "891f21cd8cd2e5e246f75adf035ddfcefdc333177a16078dac9e0453d4d955ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "891f21cd8cd2e5e246f75adf035ddfcefdc333177a16078dac9e0453d4d955ac", kill_on_drop: false }`
[INFO] [stdout] 891f21cd8cd2e5e246f75adf035ddfcefdc333177a16078dac9e0453d4d955ac