[INFO] cloning repository https://github.com/hegza/serpent-cli
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hegza/serpent-cli" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhegza%2Fserpent-cli", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhegza%2Fserpent-cli'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 83103be6a1a6e47a800a631cbf59046e862d3f57
[INFO] testing hegza/serpent-cli against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhegza%2Fserpent-cli" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hegza/serpent-cli on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hegza/serpent-cli
[INFO] finished tweaking git repo https://github.com/hegza/serpent-cli
[INFO] tweaked toml for git repo https://github.com/hegza/serpent-cli written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/hegza/serpent-cli already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cff06e9b318fad3ff66d56664af3fdb6efeadb8d6c4497bd1031ba36b835865f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "cff06e9b318fad3ff66d56664af3fdb6efeadb8d6c4497bd1031ba36b835865f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cff06e9b318fad3ff66d56664af3fdb6efeadb8d6c4497bd1031ba36b835865f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cff06e9b318fad3ff66d56664af3fdb6efeadb8d6c4497bd1031ba36b835865f", kill_on_drop: false }`
[INFO] [stdout] cff06e9b318fad3ff66d56664af3fdb6efeadb8d6c4497bd1031ba36b835865f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c16a0fcc4ec76353f2cc063e2a640e46b1f683ca0a3ce14f94316cadd4f487fc
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c16a0fcc4ec76353f2cc063e2a640e46b1f683ca0a3ce14f94316cadd4f487fc", 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling syn v1.0.44
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling smallvec v1.4.2
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling rustc-rayon-core v0.3.0
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling pin-project-lite v0.1.10
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling arrayvec v0.5.1
[INFO] [stderr]    Compiling rustc-ap-rustc_graphviz v673.0.0
[INFO] [stderr]    Compiling siphasher v0.3.3
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling diff v0.1.12
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling bit-vec v0.6.2
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling unic-common v0.9.0
[INFO] [stderr]    Compiling scoped-tls v1.0.0
[INFO] [stderr]    Compiling unic-char-range v0.9.0
[INFO] [stderr]    Compiling ucd-util v0.1.8
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling lalrpop-util v0.19.1
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]    Compiling ascii v0.9.3
[INFO] [stderr]    Compiling rustc-demangle v0.1.17
[INFO] [stderr]    Compiling rustfmt v0.10.0
[INFO] [stderr]    Compiling unicode_names2 v0.4.0
[INFO] [stderr]    Compiling anyhow v1.0.33
[INFO] [stderr]    Compiling fs-err v2.5.0
[INFO] [stderr]    Compiling normalize-line-endings v0.3.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling instant v0.1.7
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling lock_api v0.4.1
[INFO] [stderr]    Compiling tracing-core v0.1.17
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling num-bigint v0.3.0
[INFO] [stderr]    Compiling rustc-ap-rustc_lexer v673.0.0
[INFO] [stderr]    Compiling psm v0.1.11
[INFO] [stderr]    Compiling stacker v0.1.12
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling unic-ucd-version v0.9.0
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling unic-char-property v0.9.0
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling unic-ucd-ident v0.9.0
[INFO] [stderr]    Compiling unic-emoji-char v0.9.0
[INFO] [stderr]    Compiling extprim v1.7.1
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling combine v3.8.1
[INFO] [stderr]    Compiling rustc-ap-rustc_serialize v673.0.0
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling ena v0.14.0
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling strings v0.1.1
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot_core v0.8.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling parking_lot_core v0.7.2
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling backtrace v0.3.53
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling parking_lot v0.11.0
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling measureme v0.7.1
[INFO] [stderr]    Compiling rustc-ap-rustc_index v673.0.0
[INFO] [stderr]    Compiling once_cell v1.4.1
[INFO] [stderr]    Compiling color-backtrace v0.3.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling ascii-canvas v2.0.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rustc-rayon v0.3.0
[INFO] [stderr]    Compiling pretty_env_logger v0.3.1
[INFO] [stderr]    Compiling env_logger v0.4.3
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling toml_edit v0.1.5
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling tracing-attributes v0.1.11
[INFO] [stderr]    Compiling rustc-ap-rustc_macros v673.0.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.21
[INFO] [stderr]    Compiling derive_deref v1.1.1
[INFO] [stderr]    Compiling ctor v0.1.16
[INFO] [stderr]    Compiling tracing v0.1.21
[INFO] [stderr]    Compiling rustc-ap-rustc_data_structures v673.0.0
[INFO] [stderr]    Compiling thiserror v1.0.21
[INFO] [stderr]    Compiling flexi_logger v0.16.1
[INFO] [stderr]    Compiling rustc-ap-rustc_arena v673.0.0
[INFO] [stderr]    Compiling rustc-ap-rustc_span v673.0.0
[INFO] [stderr]    Compiling cargo-toml-builder v0.3.0
[INFO] [stderr]    Compiling rustc-ap-rustc_target v673.0.0
[INFO] [stderr]    Compiling rustc-ap-rustc_ast v673.0.0
[INFO] [stderr]    Compiling docopt v1.1.0
[INFO] [stderr]    Compiling string_cache v0.8.0
[INFO] [stderr]    Compiling syntex_pos v0.59.1
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling toml v0.5.7
[INFO] [stderr]    Compiling syntex_errors v0.59.1
[INFO] [stderr]    Compiling lalrpop v0.19.1
[INFO] [stderr]    Compiling syntex_syntax v0.59.1
[INFO] [stderr]    Compiling rustc-ap-rustc_ast_pretty v673.0.0
[INFO] [stderr]    Compiling rustpython-parser v0.1.2 (https://github.com/hegza/rustpython?branch=serpent#0d87b507)
[INFO] [stderr]    Compiling serpent v0.1.0 (https://github.com/hegza/serpent-rs#a6af5190)
[INFO] [stderr]    Compiling serpent-cli v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5m 39s
[INFO] running `Command { std: "docker" "inspect" "c16a0fcc4ec76353f2cc063e2a640e46b1f683ca0a3ce14f94316cadd4f487fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c16a0fcc4ec76353f2cc063e2a640e46b1f683ca0a3ce14f94316cadd4f487fc", kill_on_drop: false }`
[INFO] [stdout] c16a0fcc4ec76353f2cc063e2a640e46b1f683ca0a3ce14f94316cadd4f487fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ccbc5699ed01fa4c60462f3c95f2889d97a56691be39934682cdfde068a43763
[INFO] running `Command { std: "docker" "start" "-a" "ccbc5699ed01fa4c60462f3c95f2889d97a56691be39934682cdfde068a43763", kill_on_drop: false }`
[INFO] [stderr]    Compiling serpent-cli v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.82s
[INFO] running `Command { std: "docker" "inspect" "ccbc5699ed01fa4c60462f3c95f2889d97a56691be39934682cdfde068a43763", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccbc5699ed01fa4c60462f3c95f2889d97a56691be39934682cdfde068a43763", kill_on_drop: false }`
[INFO] [stdout] ccbc5699ed01fa4c60462f3c95f2889d97a56691be39934682cdfde068a43763
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7e7be2f81912b39e9188076b9961378fefda16d6eb6af8d1b15e47d0840457f0
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7e7be2f81912b39e9188076b9961378fefda16d6eb6af8d1b15e47d0840457f0", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/serpent-ba48b6a8a257e3c2
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7e7be2f81912b39e9188076b9961378fefda16d6eb6af8d1b15e47d0840457f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e7be2f81912b39e9188076b9961378fefda16d6eb6af8d1b15e47d0840457f0", kill_on_drop: false }`
[INFO] [stdout] 7e7be2f81912b39e9188076b9961378fefda16d6eb6af8d1b15e47d0840457f0