[INFO] cloning repository https://github.com/esh2n/pochi
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/esh2n/pochi" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fesh2n%2Fpochi", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fesh2n%2Fpochi'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b68e0be20879d6374a93b312e5b05caaf822e56e
[INFO] building esh2n/pochi against master#44f415c1d617ebc7b931a243b7b321ef8a6ca47c for pr-142134-abi-ast-error
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fesh2n%2Fpochi" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/esh2n/pochi on toolchain 44f415c1d617ebc7b931a243b7b321ef8a6ca47c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/esh2n/pochi
[INFO] finished tweaking git repo https://github.com/esh2n/pochi
[INFO] tweaked toml for git repo https://github.com/esh2n/pochi written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/esh2n/pochi already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7eb1df149e2102134d3a1d48f436c9099a4b63b84ee7b381f06a2fc4f15010ac
[INFO] running `Command { std: "docker" "start" "-a" "7eb1df149e2102134d3a1d48f436c9099a4b63b84ee7b381f06a2fc4f15010ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7eb1df149e2102134d3a1d48f436c9099a4b63b84ee7b381f06a2fc4f15010ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7eb1df149e2102134d3a1d48f436c9099a4b63b84ee7b381f06a2fc4f15010ac", kill_on_drop: false }`
[INFO] [stdout] 7eb1df149e2102134d3a1d48f436c9099a4b63b84ee7b381f06a2fc4f15010ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 379821aa4eb56fc0d351a886139a616e8d3bf08a7749400579a225cd14c713b1
[INFO] running `Command { std: "docker" "start" "-a" "379821aa4eb56fc0d351a886139a616e8d3bf08a7749400579a225cd14c713b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.89
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling slab v0.4.5
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling pin-project-lite v0.2.8
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling once_cell v1.10.0
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling futures-sink v0.3.21
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling futures v0.1.31
[INFO] [stderr]    Compiling itoa v1.0.1
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling futures-io v0.3.21
[INFO] [stderr]    Compiling tracing-core v0.1.23
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling httparse v1.6.0
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling quote v1.0.17
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling socket2 v0.4.4
[INFO] [stderr]    Compiling mio v0.8.2
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling http v0.2.6
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling matches v0.1.9
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling try-lock v0.2.3
[INFO] [stderr]    Compiling tinyvec v1.5.1
[INFO] [stderr]    Compiling tokio-executor v0.1.10
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling tower-service v0.3.1
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling smallvec v0.6.14
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.7
[INFO] [stderr]    Compiling rustls v0.20.4
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling async-trait v0.1.53
[INFO] [stderr]    Compiling httpdate v1.0.2
[INFO] [stderr]    Compiling ryu v1.0.9
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling mime_guess v2.0.4
[INFO] [stderr]    Compiling http-body v0.4.4
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling tokio-sync v0.1.8
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling cpufeatures v0.2.2
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling encoding_rs v0.8.30
[INFO] [stderr]    Compiling sha-1 v0.9.8
[INFO] [stderr]    Compiling http v0.1.21
[INFO] [stderr]    Compiling crossbeam-deque v0.7.4
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling input_buffer v0.3.1
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling tower-layer v0.3.1
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling tokio-reactor v0.1.12
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling base64 v0.12.3
[INFO] [stderr]    Compiling utf-8 v0.7.6
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling tokio-threadpool v0.1.18
[INFO] [stderr]    Compiling rustls-pemfile v0.3.0
[INFO] [stderr]    Compiling tokio-timer v0.2.13
[INFO] [stderr]    Compiling tokio-current-thread v0.1.7
[INFO] [stderr]    Compiling tokio-buf v0.1.1
[INFO] [stderr]    Compiling string v0.2.1
[INFO] [stderr]    Compiling hyper v0.12.36
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling ipnet v2.4.0
[INFO] [stderr]    Compiling serenity v0.10.10
[INFO] [stderr]    Compiling http-range-header v0.3.0
[INFO] [stderr]    Compiling tungstenite v0.11.1
[INFO] [stderr]    Compiling flate2 v1.0.22
[INFO] [stderr]    Compiling tokio-tcp v0.1.4
[INFO] [stderr]    Compiling futures v0.3.21
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling want v0.2.0
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling webpki v0.22.0
[INFO] [stderr]    Compiling webpki v0.21.4
[INFO] [stderr]    Compiling sct v0.7.0
[INFO] [stderr]    Compiling sct v0.6.1
[INFO] [stderr]    Compiling webpki-roots v0.22.2
[INFO] [stderr]    Compiling http-body v0.1.0
[INFO] [stderr]    Compiling h2 v0.1.26
[INFO] [stderr]    Compiling tracing-log v0.1.2
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling thread_local v1.1.4
[INFO] [stderr]    Compiling sharded-slab v0.1.4
[INFO] [stderr]    Compiling uwl v0.6.0
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling matchit v0.4.6
[INFO] [stderr]    Compiling smallvec v1.8.0
[INFO] [stderr]    Compiling rustls v0.19.1
[INFO] [stderr]    Compiling webpki-roots v0.20.0
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling typemap_rev v0.1.5
[INFO] [stderr]    Compiling sync_wrapper v0.1.1
[INFO] [stderr]    Compiling dotenv v0.15.0
[INFO] [stderr]    Compiling tracing-subscriber v0.3.9
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.20
[INFO] [stderr]    Compiling pin-project-internal v1.0.10
[INFO] [stderr]    Compiling command_attr v0.3.8
[INFO] [stderr]    Compiling tokio v1.17.0
[INFO] [stderr]    Compiling tracing v0.1.32
[INFO] [stderr]    Compiling axum-core v0.1.2
[INFO] [stderr]    Compiling pin-project v1.0.10
[INFO] [stderr]    Compiling tokio-util v0.6.9
[INFO] [stderr]    Compiling tokio-rustls v0.23.3
[INFO] [stderr]    Compiling tokio-util v0.7.0
[INFO] [stderr]    Compiling tokio-rustls v0.22.0
[INFO] [stderr]    Compiling async-tungstenite v0.11.0
[INFO] [stderr]    Compiling tower v0.4.12
[INFO] [stderr]    Compiling h2 v0.3.12
[INFO] [stderr]    Compiling tower-http v0.2.5
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling hyper v0.14.18
[INFO] [stderr]    Compiling hyper-rustls v0.23.0
[INFO] [stderr]    Compiling axum v0.4.8
[INFO] [stderr]    Compiling reqwest v0.11.10
[INFO] [stderr]    Compiling pochi v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 32s
[INFO] running `Command { std: "docker" "inspect" "379821aa4eb56fc0d351a886139a616e8d3bf08a7749400579a225cd14c713b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "379821aa4eb56fc0d351a886139a616e8d3bf08a7749400579a225cd14c713b1", kill_on_drop: false }`
[INFO] [stdout] 379821aa4eb56fc0d351a886139a616e8d3bf08a7749400579a225cd14c713b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d39650a221c869c1c9d018456f3fd2d65ac8b0ec1193b691fd96b8a826952c13
[INFO] running `Command { std: "docker" "start" "-a" "d39650a221c869c1c9d018456f3fd2d65ac8b0ec1193b691fd96b8a826952c13", kill_on_drop: false }`
[INFO] [stderr]    Compiling pochi v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.02s
[INFO] running `Command { std: "docker" "inspect" "d39650a221c869c1c9d018456f3fd2d65ac8b0ec1193b691fd96b8a826952c13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d39650a221c869c1c9d018456f3fd2d65ac8b0ec1193b691fd96b8a826952c13", kill_on_drop: false }`
[INFO] [stdout] d39650a221c869c1c9d018456f3fd2d65ac8b0ec1193b691fd96b8a826952c13