[INFO] fetching crate assemblylift-core 0.4.0-alpha.11...
[INFO] testing assemblylift-core-0.4.0-alpha.11 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate assemblylift-core 0.4.0-alpha.11 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate assemblylift-core 0.4.0-alpha.11
[INFO] finished tweaking crates.io crate assemblylift-core 0.4.0-alpha.11
[INFO] tweaked toml for crates.io crate assemblylift-core 0.4.0-alpha.11 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate assemblylift-core 0.4.0-alpha.11 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 241 packages to latest compatible versions
[INFO] [stderr]       Adding itertools v0.10.5 (available: v0.14.0)
[INFO] [stderr]       Adding wasmtime v2.0.2 (available: v36.0.2)
[INFO] [stderr]       Adding wasmtime-wasi v2.0.2 (available: v36.0.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wiggle-generate v2.0.2
[INFO] [stderr]   Downloaded wasmtime-wasi v2.0.2
[INFO] [stderr]   Downloaded wasmtime-asm-macros v2.0.2
[INFO] [stderr]   Downloaded wat v1.238.0
[INFO] [stderr]   Downloaded cranelift-codegen-shared v0.89.2
[INFO] [stderr]   Downloaded winx v0.33.0
[INFO] [stderr]   Downloaded is-terminal v0.3.0
[INFO] [stderr]   Downloaded system-interface v0.23.0
[INFO] [stderr]   Downloaded assemblylift-core-io-common v0.3.0
[INFO] [stderr]   Downloaded capnp-futures v0.15.3
[INFO] [stderr]   Downloaded cap-rand v0.26.1
[INFO] [stderr]   Downloaded cranelift-bforest v0.89.2
[INFO] [stderr]   Downloaded capnp-rpc v0.15.1
[INFO] [stderr]   Downloaded capnp v0.15.3
[INFO] [stderr]   Downloaded wasi-common v2.0.2
[INFO] [stderr]   Downloaded regalloc2 v0.4.2
[INFO] [stderr]   Downloaded wasmtime-runtime v2.0.2
[INFO] [stderr]   Downloaded cap-primitives v0.26.1
[INFO] [stderr]   Downloaded rustix v0.35.16
[INFO] [stderr]   Downloaded cranelift-codegen-meta v0.89.2
[INFO] [stderr]   Downloaded ittapi-sys v0.3.5
[INFO] [stderr]   Downloaded wasmtime-environ v2.0.2
[INFO] [stderr]   Downloaded wasmparser v0.238.0
[INFO] [stderr]   Downloaded wasm-encoder v0.238.0
[INFO] [stderr]   Downloaded cranelift-frontend v0.89.2
[INFO] [stderr]   Downloaded cranelift-wasm v0.89.2
[INFO] [stderr]   Downloaded cranelift-entity v0.89.2
[INFO] [stderr]   Downloaded ambient-authority v0.0.1
[INFO] [stderr]   Downloaded cranelift-isle v0.89.2
[INFO] [stderr]   Downloaded wasmtime-jit v2.0.2
[INFO] [stderr]   Downloaded cap-time-ext v0.26.1
[INFO] [stderr]   Downloaded wasi-cap-std-sync v2.0.2
[INFO] [stderr]   Downloaded fs-set-times v0.17.1
[INFO] [stderr]   Downloaded cap-std v0.26.1
[INFO] [stderr]   Downloaded wasmtime-cache v2.0.2
[INFO] [stderr]   Downloaded cranelift-native v0.89.2
[INFO] [stderr]   Downloaded wasmparser v0.92.0
[INFO] [stderr]   Downloaded wasmtime-types v2.0.2
[INFO] [stderr]   Downloaded wasmtime-fiber v2.0.2
[INFO] [stderr]   Downloaded wast v238.0.0
[INFO] [stderr]   Downloaded wasmtime v2.0.2
[INFO] [stderr]   Downloaded wast v35.0.2
[INFO] [stderr]   Downloaded capnpc v0.15.2
[INFO] [stderr]   Downloaded assemblylift-core-iomod v0.4.0-alpha.10
[INFO] [stderr]   Downloaded cap-fs-ext v0.26.1
[INFO] [stderr]   Downloaded wasmtime-cranelift v2.0.2
[INFO] [stderr]   Downloaded ittapi v0.3.5
[INFO] [stderr]   Downloaded wasmtime-jit-debug v2.0.2
[INFO] [stderr]   Downloaded io-extras v0.15.0
[INFO] [stderr]   Downloaded witx v0.9.1
[INFO] [stderr]   Downloaded wiggle-macro v2.0.2
[INFO] [stderr]   Downloaded wiggle v2.0.2
[INFO] [stderr]   Downloaded cranelift-codegen v0.89.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cf32b280689d28311a09a5b76423774c98ff5edcde541a0218ccc644f14c3ed7
[INFO] running `Command { std: "docker" "start" "-a" "cf32b280689d28311a09a5b76423774c98ff5edcde541a0218ccc644f14c3ed7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf32b280689d28311a09a5b76423774c98ff5edcde541a0218ccc644f14c3ed7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf32b280689d28311a09a5b76423774c98ff5edcde541a0218ccc644f14c3ed7", kill_on_drop: false }`
[INFO] [stdout] cf32b280689d28311a09a5b76423774c98ff5edcde541a0218ccc644f14c3ed7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aff7fba2453d58e3c8233136512933978a3e488bd36dd714654f88ba498394fe
[INFO] running `Command { std: "docker" "start" "-a" "aff7fba2453d58e3c8233136512933978a3e488bd36dd714654f88ba498394fe", kill_on_drop: false }`
[INFO] [stderr] error: failed to download `block-buffer v0.9.0`
[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 `block-buffer v0.9.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to create directory `/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/block-buffer-0.9.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   Read-only file system (os error 30)
[INFO] running `Command { std: "docker" "inspect" "aff7fba2453d58e3c8233136512933978a3e488bd36dd714654f88ba498394fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aff7fba2453d58e3c8233136512933978a3e488bd36dd714654f88ba498394fe", kill_on_drop: false }`
[INFO] [stdout] aff7fba2453d58e3c8233136512933978a3e488bd36dd714654f88ba498394fe