[INFO] cloning repository https://github.com/hgzimmerman/WeekendAtJoes4
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hgzimmerman/WeekendAtJoes4" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhgzimmerman%2FWeekendAtJoes4", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhgzimmerman%2FWeekendAtJoes4'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b925cf8a157dc3ef22d85324332a814dcfbc634b
[INFO] testing hgzimmerman/WeekendAtJoes4 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhgzimmerman%2FWeekendAtJoes4" "/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/hgzimmerman/WeekendAtJoes4 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hgzimmerman/WeekendAtJoes4
[INFO] finished tweaking git repo https://github.com/hgzimmerman/WeekendAtJoes4
[INFO] tweaked toml for git repo https://github.com/hgzimmerman/WeekendAtJoes4 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/hgzimmerman/WeekendAtJoes4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 419138bf98309b6bd1cd38ac8b985d088c947f549384c8c874f05e2d621dc4d9
[INFO] running `Command { std: "docker" "start" "-a" "419138bf98309b6bd1cd38ac8b985d088c947f549384c8c874f05e2d621dc4d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "419138bf98309b6bd1cd38ac8b985d088c947f549384c8c874f05e2d621dc4d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "419138bf98309b6bd1cd38ac8b985d088c947f549384c8c874f05e2d621dc4d9", kill_on_drop: false }`
[INFO] [stdout] 419138bf98309b6bd1cd38ac8b985d088c947f549384c8c874f05e2d621dc4d9
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2c2af78b5b762f9d4eacd15128cf7a86d6fa343558b13cdc69407e09172c7fa1
[INFO] running `Command { std: "docker" "start" "-a" "2c2af78b5b762f9d4eacd15128cf7a86d6fa343558b13cdc69407e09172c7fa1", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.66
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling num-traits v0.2.4
[INFO] [stderr]    Compiling num-integer v0.1.38
[INFO] [stderr]    Compiling dtoa v0.4.2
[INFO] [stderr]    Compiling cfg-if v0.1.3
[INFO] [stderr]    Compiling itoa v0.4.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.6
[INFO] [stderr]    Compiling quote v0.6.3
[INFO] [stderr]    Compiling syn v0.14.2
[INFO] [stderr]    Compiling serde_json v1.0.20
[INFO] [stderr]    Compiling uuid v0.6.5
[INFO] [stderr]    Compiling chrono v0.4.2
[INFO] [stderr]    Compiling serde_derive v1.0.66
[INFO] [stderr]    Compiling identifiers v0.1.0 (/opt/rustwide/workdir/identifiers)
[INFO] [stderr]    Compiling wire v0.1.0 (/opt/rustwide/workdir/wire)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.78s
[INFO] running `Command { std: "docker" "inspect" "2c2af78b5b762f9d4eacd15128cf7a86d6fa343558b13cdc69407e09172c7fa1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c2af78b5b762f9d4eacd15128cf7a86d6fa343558b13cdc69407e09172c7fa1", kill_on_drop: false }`
[INFO] [stdout] 2c2af78b5b762f9d4eacd15128cf7a86d6fa343558b13cdc69407e09172c7fa1
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e35cedfd48585777e9805fd91453b53bf7c9bddbf255936bfdab45189591ebe
[INFO] running `Command { std: "docker" "start" "-a" "1e35cedfd48585777e9805fd91453b53bf7c9bddbf255936bfdab45189591ebe", kill_on_drop: false }`
[INFO] [stderr]    Compiling identifiers v0.1.0 (/opt/rustwide/workdir/identifiers)
[INFO] [stderr]    Compiling wire v0.1.0 (/opt/rustwide/workdir/wire)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.39s
[INFO] running `Command { std: "docker" "inspect" "1e35cedfd48585777e9805fd91453b53bf7c9bddbf255936bfdab45189591ebe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e35cedfd48585777e9805fd91453b53bf7c9bddbf255936bfdab45189591ebe", kill_on_drop: false }`
[INFO] [stdout] 1e35cedfd48585777e9805fd91453b53bf7c9bddbf255936bfdab45189591ebe
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f0b027f4d23c02237c52af2faa6d05e81dbcc07315d5919c6813729db277a9b7
[INFO] running `Command { std: "docker" "start" "-a" "f0b027f4d23c02237c52af2faa6d05e81dbcc07315d5919c6813729db277a9b7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/identifiers-b10d248bf2d37911)
[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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/wire-a83a4eda584697e7)
[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] [stderr]    Doc-tests identifiers
[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] [stderr]    Doc-tests wire
[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" "f0b027f4d23c02237c52af2faa6d05e81dbcc07315d5919c6813729db277a9b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0b027f4d23c02237c52af2faa6d05e81dbcc07315d5919c6813729db277a9b7", kill_on_drop: false }`
[INFO] [stdout] f0b027f4d23c02237c52af2faa6d05e81dbcc07315d5919c6813729db277a9b7