[INFO] fetching crate xpr 0.1.0...
[INFO] testing xpr-0.1.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate xpr 0.1.0 into /workspace/builds/worker-110/source
[INFO] validating manifest of crates.io crate xpr 0.1.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate xpr 0.1.0
[INFO] finished tweaking crates.io crate xpr 0.1.0
[INFO] tweaked toml for crates.io crate xpr 0.1.0 written to /workspace/builds/worker-110/source/Cargo.toml
[INFO] crate crates.io crate xpr 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 83e08e344563458174ca0be878aee5d67b502e6fd76a0e3f444369f12a6de716
[INFO] running `Command { std: "docker" "start" "-a" "83e08e344563458174ca0be878aee5d67b502e6fd76a0e3f444369f12a6de716", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "83e08e344563458174ca0be878aee5d67b502e6fd76a0e3f444369f12a6de716", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83e08e344563458174ca0be878aee5d67b502e6fd76a0e3f444369f12a6de716", kill_on_drop: false }`
[INFO] [stdout] 83e08e344563458174ca0be878aee5d67b502e6fd76a0e3f444369f12a6de716
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da5ba1407df028e8c8c7857f258e9642bec4a5e193383c66985142ab1771cd30
[INFO] running `Command { std: "docker" "start" "-a" "da5ba1407df028e8c8c7857f258e9642bec4a5e193383c66985142ab1771cd30", kill_on_drop: false }`
[INFO] [stderr]    Compiling xpr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.21s
[INFO] running `Command { std: "docker" "inspect" "da5ba1407df028e8c8c7857f258e9642bec4a5e193383c66985142ab1771cd30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da5ba1407df028e8c8c7857f258e9642bec4a5e193383c66985142ab1771cd30", kill_on_drop: false }`
[INFO] [stdout] da5ba1407df028e8c8c7857f258e9642bec4a5e193383c66985142ab1771cd30
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c39809ba2e5870eecb3badeb0bb16164fb52149020ea63591122345225a94f4f
[INFO] running `Command { std: "docker" "start" "-a" "c39809ba2e5870eecb3badeb0bb16164fb52149020ea63591122345225a94f4f", kill_on_drop: false }`
[INFO] [stderr]    Compiling xpr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "c39809ba2e5870eecb3badeb0bb16164fb52149020ea63591122345225a94f4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c39809ba2e5870eecb3badeb0bb16164fb52149020ea63591122345225a94f4f", kill_on_drop: false }`
[INFO] [stdout] c39809ba2e5870eecb3badeb0bb16164fb52149020ea63591122345225a94f4f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b64df9820e662c34f907662978a15d5ec7972ad9b22840595783f5b32a97875d
[INFO] running `Command { std: "docker" "start" "-a" "b64df9820e662c34f907662978a15d5ec7972ad9b22840595783f5b32a97875d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.26s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/xpr-458d9f8469cc2e6c)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_eval ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests xpr
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs - (line 86) ... ok
[INFO] [stdout] test src/lib.rs - (line 32) ... ok
[INFO] [stdout] test src/lib.rs - (line 12) ... ok
[INFO] [stdout] test src/lib.rs - Fold (line 337) ... ok
[INFO] [stdout] test src/lib.rs - Fold (line 291) ... ok
[INFO] [stdout] test src/lib.rs - Fold (line 259) ... ok
[INFO] [stdout] test src/lib.rs - Xpr (line 163) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.40s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b64df9820e662c34f907662978a15d5ec7972ad9b22840595783f5b32a97875d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b64df9820e662c34f907662978a15d5ec7972ad9b22840595783f5b32a97875d", kill_on_drop: false }`
[INFO] [stdout] b64df9820e662c34f907662978a15d5ec7972ad9b22840595783f5b32a97875d