[INFO] fetching crate ipld-schema 0.3.2...
[INFO] checking ipld-schema-0.3.2 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] extracting crate ipld-schema 0.3.2 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate ipld-schema 0.3.2 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] removed /workspace/builds/worker-15/source/.cargo/config.toml
[INFO] started tweaking crates.io crate ipld-schema 0.3.2
[INFO] finished tweaking crates.io crate ipld-schema 0.3.2
[INFO] tweaked toml for crates.io crate ipld-schema 0.3.2 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate crates.io crate ipld-schema 0.3.2 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded test-strategy v0.1.1
[INFO] [stderr]   Downloaded insta v1.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] d25aff56e4b14529665e2f5c264ed539d513ca9470caaf88a7e1b1389b59dea7
[INFO] running `Command { std: "docker" "start" "-a" "d25aff56e4b14529665e2f5c264ed539d513ca9470caaf88a7e1b1389b59dea7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d25aff56e4b14529665e2f5c264ed539d513ca9470caaf88a7e1b1389b59dea7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d25aff56e4b14529665e2f5c264ed539d513ca9470caaf88a7e1b1389b59dea7", kill_on_drop: false }`
[INFO] [stdout] d25aff56e4b14529665e2f5c264ed539d513ca9470caaf88a7e1b1389b59dea7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 779f896095615f5feba896b65436ec6ca5a1998b69702b5b3d110045cac9dcca
[INFO] running `Command { std: "docker" "start" "-a" "779f896095615f5feba896b65436ec6ca5a1998b69702b5b3d110045cac9dcca", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.56
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling peg-runtime v0.6.3
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking dtoa v0.4.7
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking terminal_size v0.1.15
[INFO] [stderr]     Checking console v0.14.0
[INFO] [stderr]     Checking pretty_assertions v0.6.1
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling peg-macros v0.6.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_xorshift v0.2.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking rusty-fork v0.3.0
[INFO] [stderr]     Checking proptest v0.10.1
[INFO] [stderr]     Checking peg v0.6.3
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling test-strategy v0.1.1
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stderr]     Checking serde_yaml v0.8.14
[INFO] [stderr]     Checking serde_json v1.0.61
[INFO] [stderr]     Checking ipld-schema v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking insta v1.4.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.33s
[INFO] running `Command { std: "docker" "inspect" "779f896095615f5feba896b65436ec6ca5a1998b69702b5b3d110045cac9dcca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "779f896095615f5feba896b65436ec6ca5a1998b69702b5b3d110045cac9dcca", kill_on_drop: false }`
[INFO] [stdout] 779f896095615f5feba896b65436ec6ca5a1998b69702b5b3d110045cac9dcca