[INFO] fetching crate rextc 0.1.1...
[INFO] testing rextc-0.1.1 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate rextc 0.1.1 into /workspace/builds/worker-87/source
[INFO] validating manifest of crates.io crate rextc 0.1.1 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 crates.io crate rextc 0.1.1
[INFO] finished tweaking crates.io crate rextc 0.1.1
[INFO] tweaked toml for crates.io crate rextc 0.1.1 written to /workspace/builds/worker-87/source/Cargo.toml
[INFO] crate crates.io crate rextc 0.1.1 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]  Downloading crates ...
[INFO] [stderr]   Downloaded anyhow v1.0.40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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] b95ae557d45efb62254d9ddea7f63475f6068094b1206545a0f9ef969b8da338
[INFO] running `Command { std: "docker" "start" "-a" "b95ae557d45efb62254d9ddea7f63475f6068094b1206545a0f9ef969b8da338", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b95ae557d45efb62254d9ddea7f63475f6068094b1206545a0f9ef969b8da338", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b95ae557d45efb62254d9ddea7f63475f6068094b1206545a0f9ef969b8da338", kill_on_drop: false }`
[INFO] [stdout] b95ae557d45efb62254d9ddea7f63475f6068094b1206545a0f9ef969b8da338
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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] 6a906508cddbfc693aa441813b48fa2c9e777ad3cb4d464ef0d84a94b2633fd4
[INFO] running `Command { std: "docker" "start" "-a" "6a906508cddbfc693aa441813b48fa2c9e777ad3cb4d464ef0d84a94b2633fd4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling syn v1.0.71
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling structopt v0.3.21
[INFO] [stderr]    Compiling rextc v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.16s
[INFO] running `Command { std: "docker" "inspect" "6a906508cddbfc693aa441813b48fa2c9e777ad3cb4d464ef0d84a94b2633fd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a906508cddbfc693aa441813b48fa2c9e777ad3cb4d464ef0d84a94b2633fd4", kill_on_drop: false }`
[INFO] [stdout] 6a906508cddbfc693aa441813b48fa2c9e777ad3cb4d464ef0d84a94b2633fd4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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] 454fb936b4ad7b427d4cf0c4d6411b7ccae0a51ad9f9b243f0dd2fee75638573
[INFO] running `Command { std: "docker" "start" "-a" "454fb936b4ad7b427d4cf0c4d6411b7ccae0a51ad9f9b243f0dd2fee75638573", kill_on_drop: false }`
[INFO] [stderr]    Compiling rextc v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "454fb936b4ad7b427d4cf0c4d6411b7ccae0a51ad9f9b243f0dd2fee75638573", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "454fb936b4ad7b427d4cf0c4d6411b7ccae0a51ad9f9b243f0dd2fee75638573", kill_on_drop: false }`
[INFO] [stdout] 454fb936b4ad7b427d4cf0c4d6411b7ccae0a51ad9f9b243f0dd2fee75638573
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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] d9bbeb24382e5ed5b69945bbcc9f4d0b6c7bbbbd22f2417dd5eb589bb3596b8d
[INFO] running `Command { std: "docker" "start" "-a" "d9bbeb24382e5ed5b69945bbcc9f4d0b6c7bbbbd22f2417dd5eb589bb3596b8d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.21s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rextc-23f81b47577544bb)
[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" "d9bbeb24382e5ed5b69945bbcc9f4d0b6c7bbbbd22f2417dd5eb589bb3596b8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9bbeb24382e5ed5b69945bbcc9f4d0b6c7bbbbd22f2417dd5eb589bb3596b8d", kill_on_drop: false }`
[INFO] [stdout] d9bbeb24382e5ed5b69945bbcc9f4d0b6c7bbbbd22f2417dd5eb589bb3596b8d