[INFO] cloning repository https://github.com/doberan/rust_hello
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/doberan/rust_hello" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdoberan%2Frust_hello", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdoberan%2Frust_hello'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 40c6ae70fdb84892e40ce05417b5eb25baf773f7
[INFO] testing doberan/rust_hello against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdoberan%2Frust_hello" "/workspace/builds/worker-91/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-91/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/doberan/rust_hello on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/doberan/rust_hello
[INFO] finished tweaking git repo https://github.com/doberan/rust_hello
[INFO] tweaked toml for git repo https://github.com/doberan/rust_hello written to /workspace/builds/worker-91/source/Cargo.toml
[INFO] crate git repo https://github.com/doberan/rust_hello already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5803027f1e3a0db156f16db46a4df6d415593ffeb4e4e2b4a7240d34abedadb9
[INFO] running `Command { std: "docker" "start" "-a" "5803027f1e3a0db156f16db46a4df6d415593ffeb4e4e2b4a7240d34abedadb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5803027f1e3a0db156f16db46a4df6d415593ffeb4e4e2b4a7240d34abedadb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5803027f1e3a0db156f16db46a4df6d415593ffeb4e4e2b4a7240d34abedadb9", kill_on_drop: false }`
[INFO] [stdout] 5803027f1e3a0db156f16db46a4df6d415593ffeb4e4e2b4a7240d34abedadb9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] adbdaff7613c2c08c6eaf11ad5e829c6349165c961ccdf5518fecb22b6602186
[INFO] running `Command { std: "docker" "start" "-a" "adbdaff7613c2c08c6eaf11ad5e829c6349165c961ccdf5518fecb22b6602186", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling sample v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.64s
[INFO] running `Command { std: "docker" "inspect" "adbdaff7613c2c08c6eaf11ad5e829c6349165c961ccdf5518fecb22b6602186", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adbdaff7613c2c08c6eaf11ad5e829c6349165c961ccdf5518fecb22b6602186", kill_on_drop: false }`
[INFO] [stdout] adbdaff7613c2c08c6eaf11ad5e829c6349165c961ccdf5518fecb22b6602186
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 33fdeeca89efb97fbc9710da5cd9f2a1c8e5d749cc87605ad95042d97de0d840
[INFO] running `Command { std: "docker" "start" "-a" "33fdeeca89efb97fbc9710da5cd9f2a1c8e5d749cc87605ad95042d97de0d840", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling sample v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.88s
[INFO] running `Command { std: "docker" "inspect" "33fdeeca89efb97fbc9710da5cd9f2a1c8e5d749cc87605ad95042d97de0d840", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33fdeeca89efb97fbc9710da5cd9f2a1c8e5d749cc87605ad95042d97de0d840", kill_on_drop: false }`
[INFO] [stdout] 33fdeeca89efb97fbc9710da5cd9f2a1c8e5d749cc87605ad95042d97de0d840
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e6d70e4cd5320143d4d05fb3112d2fd3fc56e33241f8e80ecb595c8fc5f8f4d9
[INFO] running `Command { std: "docker" "start" "-a" "e6d70e4cd5320143d4d05fb3112d2fd3fc56e33241f8e80ecb595c8fc5f8f4d9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.20s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hello-8c7c538fe3f5b149)
[INFO] [stdout] 
[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" "e6d70e4cd5320143d4d05fb3112d2fd3fc56e33241f8e80ecb595c8fc5f8f4d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6d70e4cd5320143d4d05fb3112d2fd3fc56e33241f8e80ecb595c8fc5f8f4d9", kill_on_drop: false }`
[INFO] [stdout] e6d70e4cd5320143d4d05fb3112d2fd3fc56e33241f8e80ecb595c8fc5f8f4d9