[INFO] fetching crate arcanist 0.0.2...
[INFO] testing arcanist-0.0.2 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate arcanist 0.0.2 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate arcanist 0.0.2 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arcanist 0.0.2
[INFO] finished tweaking crates.io crate arcanist 0.0.2
[INFO] tweaked toml for crates.io crate arcanist 0.0.2 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 28ff94714aaf9660ba073e36466e0b2fd09c6e2413ef50fe889f98aacaea9a3f
[INFO] running `Command { std: "docker" "start" "-a" "28ff94714aaf9660ba073e36466e0b2fd09c6e2413ef50fe889f98aacaea9a3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "28ff94714aaf9660ba073e36466e0b2fd09c6e2413ef50fe889f98aacaea9a3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28ff94714aaf9660ba073e36466e0b2fd09c6e2413ef50fe889f98aacaea9a3f", kill_on_drop: false }`
[INFO] [stdout] 28ff94714aaf9660ba073e36466e0b2fd09c6e2413ef50fe889f98aacaea9a3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 497883446f836e3ff290b8827c30b04b7ecfa60e8d05a803c76e736593deaa6b
[INFO] running `Command { std: "docker" "start" "-a" "497883446f836e3ff290b8827c30b04b7ecfa60e8d05a803c76e736593deaa6b", kill_on_drop: false }`
[INFO] [stderr]    Compiling arcanist v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "497883446f836e3ff290b8827c30b04b7ecfa60e8d05a803c76e736593deaa6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "497883446f836e3ff290b8827c30b04b7ecfa60e8d05a803c76e736593deaa6b", kill_on_drop: false }`
[INFO] [stdout] 497883446f836e3ff290b8827c30b04b7ecfa60e8d05a803c76e736593deaa6b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4b164192c1cdd462443060ac579523f30743b4857dc61066dfa5dbafdd5ec97d
[INFO] running `Command { std: "docker" "start" "-a" "4b164192c1cdd462443060ac579523f30743b4857dc61066dfa5dbafdd5ec97d", kill_on_drop: false }`
[INFO] [stderr]    Compiling arcanist v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "4b164192c1cdd462443060ac579523f30743b4857dc61066dfa5dbafdd5ec97d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b164192c1cdd462443060ac579523f30743b4857dc61066dfa5dbafdd5ec97d", kill_on_drop: false }`
[INFO] [stdout] 4b164192c1cdd462443060ac579523f30743b4857dc61066dfa5dbafdd5ec97d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2c7573f76764042b2022f17a0a322c6a21ec3e42dbf7d984c514313ba002aa60
[INFO] running `Command { std: "docker" "start" "-a" "2c7573f76764042b2022f17a0a322c6a21ec3e42dbf7d984c514313ba002aa60", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/arcanist-54c2457caea668ad)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests arcanist
[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] [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" "2c7573f76764042b2022f17a0a322c6a21ec3e42dbf7d984c514313ba002aa60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c7573f76764042b2022f17a0a322c6a21ec3e42dbf7d984c514313ba002aa60", kill_on_drop: false }`
[INFO] [stdout] 2c7573f76764042b2022f17a0a322c6a21ec3e42dbf7d984c514313ba002aa60