[INFO] fetching crate wacker 0.10.0...
[INFO] testing wacker-0.10.0 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate wacker 0.10.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate wacker 0.10.0
[INFO] finished tweaking crates.io crate wacker 0.10.0
[INFO] tweaked toml for crates.io crate wacker 0.10.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate wacker 0.10.0 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "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 412 packages to latest compatible versions
[INFO] [stderr]       Adding bincode v1.3.3 (available: v2.0.1)
[INFO] [stderr]       Adding dirs v5.0.1 (available: v6.0.0)
[INFO] [stderr]       Adding prost v0.13.5 (available: v0.14.1)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] [stderr]       Adding tonic v0.12.3 (available: v0.14.1)
[INFO] [stderr]       Adding tonic-build v0.12.3 (available: v0.14.1)
[INFO] [stderr]       Adding tower v0.4.13 (available: v0.5.2)
[INFO] [stderr]       Adding wasi-common v23.0.3 (available: v36.0.2)
[INFO] [stderr]       Adding wasmparser v0.212.0 (available: v0.238.0)
[INFO] [stderr]       Adding wasmtime v23.0.3 (available: v36.0.2)
[INFO] [stderr]       Adding wasmtime-wasi v23.0.3 (available: v36.0.2)
[INFO] [stderr]       Adding wasmtime-wasi-http v23.0.3 (available: v36.0.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "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 wasmtime-wasi-http v23.0.3
[INFO] [stderr]   Downloaded wiggle-generate v23.0.3
[INFO] [stderr]   Downloaded wasmtime-winch v23.0.3
[INFO] [stderr]   Downloaded wiggle-macro v23.0.3
[INFO] [stderr]   Downloaded wiggle v23.0.3
[INFO] [stderr]   Downloaded wasmtime-jit-icache-coherence v23.0.3
[INFO] [stderr]   Downloaded wasmtime-slab v23.0.3
[INFO] [stderr]   Downloaded wasmtime-jit-debug v23.0.3
[INFO] [stderr]   Downloaded wasmtime-asm-macros v23.0.3
[INFO] [stderr]   Downloaded wasmtime-versioned-export-macros v23.0.3
[INFO] [stderr]   Downloaded cap-rand v3.4.4
[INFO] [stderr]   Downloaded wasmtime-types v23.0.3
[INFO] [stderr]   Downloaded cap-fs-ext v3.4.4
[INFO] [stderr]   Downloaded cap-net-ext v3.4.4
[INFO] [stderr]   Downloaded cap-time-ext v3.4.4
[INFO] [stderr]   Downloaded wasmtime-cache v23.0.3
[INFO] [stderr]   Downloaded winch-codegen v0.21.3
[INFO] [stderr]   Downloaded cranelift-isle v0.110.3
[INFO] [stderr]   Downloaded wit-parser v0.212.0
[INFO] [stderr]   Downloaded wasmtime-component-macro v23.0.3
[INFO] [stderr]   Downloaded wasmtime-wasi v23.0.3
[INFO] [stderr]   Downloaded wasmtime-cranelift v23.0.3
[INFO] [stderr]   Downloaded wasmtime-environ v23.0.3
[INFO] [stderr]   Downloaded cranelift-wasm v0.110.3
[INFO] [stderr]   Downloaded wasmtime-fiber v23.0.3
[INFO] [stderr]   Downloaded cranelift-frontend v0.110.3
[INFO] [stderr]   Downloaded wasmprinter v0.212.0
[INFO] [stderr]   Downloaded wasmtime-wit-bindgen v23.0.3
[INFO] [stderr]   Downloaded cranelift-bforest v0.110.3
[INFO] [stderr]   Downloaded wasmtime-component-util v23.0.3
[INFO] [stderr]   Downloaded cranelift-entity v0.110.3
[INFO] [stderr]   Downloaded cranelift-native v0.110.3
[INFO] [stderr]   Downloaded wasmtime v23.0.3
[INFO] [stderr]   Downloaded cranelift-codegen v0.110.3
[INFO] [stderr]   Downloaded wasi-common v23.0.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7ef1b3ba9e03aa41f95fd1e83719cb9e20f1a6c26682c1723d25a203f3074278
[INFO] running `Command { std: "docker" "start" "-a" "7ef1b3ba9e03aa41f95fd1e83719cb9e20f1a6c26682c1723d25a203f3074278", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ef1b3ba9e03aa41f95fd1e83719cb9e20f1a6c26682c1723d25a203f3074278", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ef1b3ba9e03aa41f95fd1e83719cb9e20f1a6c26682c1723d25a203f3074278", kill_on_drop: false }`
[INFO] [stdout] 7ef1b3ba9e03aa41f95fd1e83719cb9e20f1a6c26682c1723d25a203f3074278
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ade2307155b598dd6c2552f10356d9cb7213c6e3a39ab1191ecb9e9892b3e6fa
[INFO] running `Command { std: "docker" "start" "-a" "ade2307155b598dd6c2552f10356d9cb7213c6e3a39ab1191ecb9e9892b3e6fa", kill_on_drop: false }`
[INFO] [stderr] error: failed to download `adler2 v2.0.1`
[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 `adler2 v2.0.1`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to create directory `/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/adler2-2.0.1`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   Read-only file system (os error 30)
[INFO] running `Command { std: "docker" "inspect" "ade2307155b598dd6c2552f10356d9cb7213c6e3a39ab1191ecb9e9892b3e6fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ade2307155b598dd6c2552f10356d9cb7213c6e3a39ab1191ecb9e9892b3e6fa", kill_on_drop: false }`
[INFO] [stdout] ade2307155b598dd6c2552f10356d9cb7213c6e3a39ab1191ecb9e9892b3e6fa