[INFO] cloning repository https://github.com/PRL-PRG/query_method_chainings
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/PRL-PRG/query_method_chainings" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPRL-PRG%2Fquery_method_chainings", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPRL-PRG%2Fquery_method_chainings'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b78f8b4b5bc567d3d9729d80137be8d16af290d2
[INFO] testing PRL-PRG/query_method_chainings against 1.55.0 for beta-1.56-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPRL-PRG%2Fquery_method_chainings" "/workspace/builds/worker-57/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-57/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/PRL-PRG/query_method_chainings on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/PRL-PRG/query_method_chainings
[INFO] finished tweaking git repo https://github.com/PRL-PRG/query_method_chainings
[INFO] tweaked toml for git repo https://github.com/PRL-PRG/query_method_chainings written to /workspace/builds/worker-57/source/Cargo.toml
[INFO] crate git repo https://github.com/PRL-PRG/query_method_chainings already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand_pcg v0.3.1
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[INFO] [stderr]   Downloaded mashup v0.1.13+deprecated
[INFO] [stderr]   Downloaded mashup-impl v0.1.13+deprecated
[INFO] [stderr]   Downloaded proc-macro-hack-impl v0.4.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2219c3ba8320c421d2912537359c7e84173ffbeb2dd95cb4b67f03b959268480
[INFO] running `Command { std: "docker" "start" "-a" "2219c3ba8320c421d2912537359c7e84173ffbeb2dd95cb4b67f03b959268480", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2219c3ba8320c421d2912537359c7e84173ffbeb2dd95cb4b67f03b959268480", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2219c3ba8320c421d2912537359c7e84173ffbeb2dd95cb4b67f03b959268480", kill_on_drop: false }`
[INFO] [stdout] 2219c3ba8320c421d2912537359c7e84173ffbeb2dd95cb4b67f03b959268480
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 379e5780f7067b01339eb23b79283ded27df89cfec351d4c0c5b5fe8de6caab6
[INFO] running `Command { std: "docker" "start" "-a" "379e5780f7067b01339eb23b79283ded27df89cfec351d4c0c5b5fe8de6caab6", kill_on_drop: false }`
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[INFO] [stderr]    Compiling mashup v0.1.13+deprecated
[INFO] [stderr]    Compiling crossbeam v0.7.3
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling openssl-sys v0.9.65
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling libssh2-sys v0.2.21
[INFO] [stderr]    Compiling curl-sys v0.4.45+curl-7.78.0
[INFO] [stderr]    Compiling libgit2-sys v0.12.21+1.1.0
[INFO] [stderr]    Compiling console v0.14.1
[INFO] [stderr]    Compiling dialoguer v0.8.0
[INFO] [stderr]    Compiling num v0.3.1
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.2
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]    Compiling delegate v0.5.2
[INFO] [stderr]    Compiling djanco_ext v0.1.2 (https://github.com/PRL-PRG/djanco_ext#864c3b28)
[INFO] [stderr]    Compiling git2 v0.13.20
[INFO] [stderr]    Compiling clap v3.0.0-beta.2
[INFO] [stderr]    Compiling git2_credentials v0.7.3
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[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling method-chains v0.1.1 (https://github.com/PRL-PRG/method-chaining#b1bcb77d)
[INFO] [stderr]    Compiling parasite v0.3.0 (https://github.com/PRL-PRG/codedj-parasite.git#cfa517a9)
[INFO] [stderr]    Compiling djanco v0.3.4 (https://github.com/PRL-PRG/djanco?branch=main#37c8d881)
[INFO] [stderr]    Compiling method-chaining-query v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 44s
[INFO] running `Command { std: "docker" "inspect" "379e5780f7067b01339eb23b79283ded27df89cfec351d4c0c5b5fe8de6caab6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "379e5780f7067b01339eb23b79283ded27df89cfec351d4c0c5b5fe8de6caab6", kill_on_drop: false }`
[INFO] [stdout] 379e5780f7067b01339eb23b79283ded27df89cfec351d4c0c5b5fe8de6caab6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 51f64ae35dd173d8465bd8a321ec882e8a67419cfea3720f80a4d2062287169d
[INFO] running `Command { std: "docker" "start" "-a" "51f64ae35dd173d8465bd8a321ec882e8a67419cfea3720f80a4d2062287169d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling method-chaining-query v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.34s
[INFO] running `Command { std: "docker" "inspect" "51f64ae35dd173d8465bd8a321ec882e8a67419cfea3720f80a4d2062287169d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51f64ae35dd173d8465bd8a321ec882e8a67419cfea3720f80a4d2062287169d", kill_on_drop: false }`
[INFO] [stdout] 51f64ae35dd173d8465bd8a321ec882e8a67419cfea3720f80a4d2062287169d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c4787da14665872ad8ce57fb168f291f5cfff54af26e415d01315ba2589d136f
[INFO] running `Command { std: "docker" "start" "-a" "c4787da14665872ad8ce57fb168f291f5cfff54af26e415d01315ba2589d136f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.48s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/method_chaining_query-cf98dd62abfe6231)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/djanco-5b1c33a8b9b2efb1)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests method-chaining-query
[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] [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" "c4787da14665872ad8ce57fb168f291f5cfff54af26e415d01315ba2589d136f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4787da14665872ad8ce57fb168f291f5cfff54af26e415d01315ba2589d136f", kill_on_drop: false }`
[INFO] [stdout] c4787da14665872ad8ce57fb168f291f5cfff54af26e415d01315ba2589d136f