[INFO] fetching crate certgen 0.1.3...
[INFO] testing certgen-0.1.3 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate certgen 0.1.3 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate certgen 0.1.3
[INFO] finished tweaking crates.io crate certgen 0.1.3
[INFO] tweaked toml for crates.io crate certgen 0.1.3 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate certgen 0.1.3 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] crate crates.io crate certgen 0.1.3 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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num-traits v0.2.11
[INFO] [stderr]   Downloaded block-cipher-trait v0.6.2
[INFO] [stderr]   Downloaded hermit-abi v0.1.10
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.60
[INFO] [stderr]   Downloaded cc v1.0.50
[INFO] [stderr]   Downloaded js-sys v0.3.37
[INFO] [stderr]   Downloaded aho-corasick v0.7.10
[INFO] [stderr]   Downloaded bumpalo v3.2.1
[INFO] [stderr]   Downloaded nom v5.1.1
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.60
[INFO] [stderr]   Downloaded chrono v0.4.11
[INFO] [stderr]   Downloaded regex v1.3.6
[INFO] [stderr]   Downloaded x509-parser v0.7.0
[INFO] [stderr]   Downloaded regex-syntax v0.6.17
[INFO] [stderr]   Downloaded der-parser v3.0.4
[INFO] [stderr]   Downloaded rcgen v0.8.1
[INFO] [stderr]   Downloaded block-modes v0.3.3
[INFO] [stderr]   Downloaded pem v0.7.0
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.60
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.60
[INFO] [stderr]   Downloaded version_check v0.9.1
[INFO] [stderr]   Downloaded libc v0.2.69
[INFO] [stderr]   Downloaded lexical-core v0.6.7
[INFO] [stderr]   Downloaded rusticata-macros v2.1.0
[INFO] [stderr]   Downloaded web-sys v0.3.37
[INFO] [stderr]   Downloaded num-integer v0.1.42
[INFO] [stderr]   Downloaded p12 v0.1.3
[INFO] [stderr]   Downloaded untrusted v0.7.0
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.60
[INFO] [stderr]   Downloaded yasna v0.3.1
[INFO] [stderr]   Downloaded rc2 v0.3.0
[INFO] [stderr]   Downloaded des v0.3.0
[INFO] [stderr]   Downloaded ring v0.16.12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] fe399253f60a2bc584c0af9de74e2ac4571451ef727265cd187293ab669fabbb
[INFO] running `Command { std: "docker" "start" "-a" "fe399253f60a2bc584c0af9de74e2ac4571451ef727265cd187293ab669fabbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe399253f60a2bc584c0af9de74e2ac4571451ef727265cd187293ab669fabbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe399253f60a2bc584c0af9de74e2ac4571451ef727265cd187293ab669fabbb", kill_on_drop: false }`
[INFO] [stdout] fe399253f60a2bc584c0af9de74e2ac4571451ef727265cd187293ab669fabbb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] c1c4ccb4d32461c6d6df09f41d67a2a0acdedaf6b649729036229b06d94da124
[INFO] running `Command { std: "docker" "start" "-a" "c1c4ccb4d32461c6d6df09f41d67a2a0acdedaf6b649729036229b06d94da124", kill_on_drop: false }`
[INFO] [stderr] error: failed to download `atty 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 `atty 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/atty-0.2.14`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   Read-only file system (os error 30)
[INFO] running `Command { std: "docker" "inspect" "c1c4ccb4d32461c6d6df09f41d67a2a0acdedaf6b649729036229b06d94da124", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1c4ccb4d32461c6d6df09f41d67a2a0acdedaf6b649729036229b06d94da124", kill_on_drop: false }`
[INFO] [stdout] c1c4ccb4d32461c6d6df09f41d67a2a0acdedaf6b649729036229b06d94da124