[INFO] cloning repository https://github.com/plasma-umass/ilvm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/plasma-umass/ilvm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fplasma-umass%2Filvm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fplasma-umass%2Filvm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e7bb1d6e09801fd04821820214f56e6bfbb54e45
[INFO] testing plasma-umass/ilvm against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fplasma-umass%2Filvm" "/workspace/builds/worker-89/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-89/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/plasma-umass/ilvm 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/plasma-umass/ilvm
[INFO] finished tweaking git repo https://github.com/plasma-umass/ilvm
[INFO] tweaked toml for git repo https://github.com/plasma-umass/ilvm written to /workspace/builds/worker-89/source/Cargo.toml
[INFO] crate git repo https://github.com/plasma-umass/ilvm 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ascii v0.9.1
[INFO] [stderr]   Downloaded combine v3.6.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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] a34dc1772b4a5f0ff06d4e2c00d165d8263f41f13f15eef63796d442d56508f8
[INFO] running `Command { std: "docker" "start" "-a" "a34dc1772b4a5f0ff06d4e2c00d165d8263f41f13f15eef63796d442d56508f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a34dc1772b4a5f0ff06d4e2c00d165d8263f41f13f15eef63796d442d56508f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a34dc1772b4a5f0ff06d4e2c00d165d8263f41f13f15eef63796d442d56508f8", kill_on_drop: false }`
[INFO] [stdout] a34dc1772b4a5f0ff06d4e2c00d165d8263f41f13f15eef63796d442d56508f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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] 19274e15d3623fce497db1ce2815b15fd4edb580795572b68736e0988d1e5450
[INFO] running `Command { std: "docker" "start" "-a" "19274e15d3623fce497db1ce2815b15fd4edb580795572b68736e0988d1e5450", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.43
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling cfg-if v0.1.6
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling ascii v0.9.1
[INFO] [stderr]    Compiling either v1.5.0
[INFO] [stderr]    Compiling byteorder v1.2.7
[INFO] [stderr]    Compiling memchr v2.1.1
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling textwrap v0.10.0
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling combine v3.6.2
[INFO] [stderr]    Compiling ilvm v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/eval.rs:176:41
[INFO] [stdout]     |
[INFO] [stdout] 176 |                 let (free_list2, ptr) = try!(
[INFO] [stdout]     |                                         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/eval.rs:189:25
[INFO] [stdout]     |
[INFO] [stdout] 189 |             let size = *try!(
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:24:18
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let blocks = try!(parser::parse(code));
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:25:18
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let blocks = try!(tc::tc(blocks));
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 57 |     try!(file.read_to_string(&mut buf));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:55:20
[INFO] [stdout]    |
[INFO] [stdout] 55 |     let mut file = try!(File::open(&path));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:31:31
[INFO] [stdout]    |
[INFO] [stdout] 31 |             Error::IO(e) => e.description(),
[INFO] [stdout]    |                               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "19274e15d3623fce497db1ce2815b15fd4edb580795572b68736e0988d1e5450", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19274e15d3623fce497db1ce2815b15fd4edb580795572b68736e0988d1e5450", kill_on_drop: false }`
[INFO] [stdout] 19274e15d3623fce497db1ce2815b15fd4edb580795572b68736e0988d1e5450