[INFO] cloning repository https://github.com/casey/cargo-web-empty-file-crash
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/casey/cargo-web-empty-file-crash" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcasey%2Fcargo-web-empty-file-crash", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcasey%2Fcargo-web-empty-file-crash'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3fbc4fdb5eb457ff9da5581d8ad0648a723f488c
[INFO] testing casey/cargo-web-empty-file-crash against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcasey%2Fcargo-web-empty-file-crash" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/casey/cargo-web-empty-file-crash on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/casey/cargo-web-empty-file-crash
[INFO] finished tweaking git repo https://github.com/casey/cargo-web-empty-file-crash
[INFO] tweaked toml for git repo https://github.com/casey/cargo-web-empty-file-crash written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/casey/cargo-web-empty-file-crash already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a4972bd9adeabc666b896924497b2be3c7bd4b0cd350748dedc2007e10bde7ac
[INFO] running `Command { std: "docker" "start" "-a" "a4972bd9adeabc666b896924497b2be3c7bd4b0cd350748dedc2007e10bde7ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a4972bd9adeabc666b896924497b2be3c7bd4b0cd350748dedc2007e10bde7ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4972bd9adeabc666b896924497b2be3c7bd4b0cd350748dedc2007e10bde7ac", kill_on_drop: false }`
[INFO] [stdout] a4972bd9adeabc666b896924497b2be3c7bd4b0cd350748dedc2007e10bde7ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a3b8bcb9cd44988e7a1ae58ceb03b978180673ed4efad197e502ba42f7589e10
[INFO] running `Command { std: "docker" "start" "-a" "a3b8bcb9cd44988e7a1ae58ceb03b978180673ed4efad197e502ba42f7589e10", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling empty-file-crash v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "a3b8bcb9cd44988e7a1ae58ceb03b978180673ed4efad197e502ba42f7589e10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3b8bcb9cd44988e7a1ae58ceb03b978180673ed4efad197e502ba42f7589e10", kill_on_drop: false }`
[INFO] [stdout] a3b8bcb9cd44988e7a1ae58ceb03b978180673ed4efad197e502ba42f7589e10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ba48b5b5130e3734c41c4f1492750e34b1d642fdb52f26b4a32f1e2eb7c735a
[INFO] running `Command { std: "docker" "start" "-a" "5ba48b5b5130e3734c41c4f1492750e34b1d642fdb52f26b4a32f1e2eb7c735a", kill_on_drop: false }`
[INFO] [stderr]    Compiling empty-file-crash v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "5ba48b5b5130e3734c41c4f1492750e34b1d642fdb52f26b4a32f1e2eb7c735a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ba48b5b5130e3734c41c4f1492750e34b1d642fdb52f26b4a32f1e2eb7c735a", kill_on_drop: false }`
[INFO] [stdout] 5ba48b5b5130e3734c41c4f1492750e34b1d642fdb52f26b4a32f1e2eb7c735a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 97171d789868d515b4c8d436d842d2e5ef3f8a289acf72711b7030746e2ebbe7
[INFO] running `Command { std: "docker" "start" "-a" "97171d789868d515b4c8d436d842d2e5ef3f8a289acf72711b7030746e2ebbe7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/empty_file_crash-c35af598cfe9ed03)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "97171d789868d515b4c8d436d842d2e5ef3f8a289acf72711b7030746e2ebbe7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97171d789868d515b4c8d436d842d2e5ef3f8a289acf72711b7030746e2ebbe7", kill_on_drop: false }`
[INFO] [stdout] 97171d789868d515b4c8d436d842d2e5ef3f8a289acf72711b7030746e2ebbe7