[INFO] cloning repository https://github.com/jrvidal/marfil
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jrvidal/marfil" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjrvidal%2Fmarfil", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjrvidal%2Fmarfil'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 03e746c649d4aaef4ddfdfabc9778b4525f79e40
[INFO] testing jrvidal/marfil against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjrvidal%2Fmarfil" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jrvidal/marfil 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/jrvidal/marfil
[INFO] finished tweaking git repo https://github.com/jrvidal/marfil
[INFO] tweaked toml for git repo https://github.com/jrvidal/marfil written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/jrvidal/marfil 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 string_cache v0.8.0
[INFO] [stderr]   Downloaded ena v0.14.0
[INFO] [stderr]   Downloaded bit-vec v0.6.2
[INFO] [stderr]   Downloaded hashbrown v0.8.2
[INFO] [stderr]   Downloaded indexmap v1.5.1
[INFO] [stderr]   Downloaded lalrpop v0.19.0
[INFO] [stderr]   Downloaded lalrpop-util v0.19.0
[INFO] [stderr]   Downloaded serde_derive v1.0.115
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 35206e383e606144cb676a3747d56049c04d6a75847fa0688d77cfd69b167414
[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" "35206e383e606144cb676a3747d56049c04d6a75847fa0688d77cfd69b167414", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "35206e383e606144cb676a3747d56049c04d6a75847fa0688d77cfd69b167414", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35206e383e606144cb676a3747d56049c04d6a75847fa0688d77cfd69b167414", kill_on_drop: false }`
[INFO] [stdout] 35206e383e606144cb676a3747d56049c04d6a75847fa0688d77cfd69b167414
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 67f4a04a8a2c4b8b70e4351aa717b20901e17f193292c39fcf40e66c9d5d65ee
[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" "67f4a04a8a2c4b8b70e4351aa717b20901e17f193292c39fcf40e66c9d5d65ee", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling siphasher v0.3.3
[INFO] [stderr]    Compiling bit-vec v0.6.2
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling either v1.6.0
[INFO] [stderr]    Compiling diff v0.1.12
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling ena v0.14.0
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]    Compiling indexmap v1.5.1
[INFO] [stderr]    Compiling ascii-canvas v2.0.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling aho-corasick v0.7.13
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling lalrpop-util v0.19.0
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]    Compiling docopt v1.1.0
[INFO] [stderr]    Compiling string_cache v0.8.0
[INFO] [stderr]    Compiling lalrpop v0.19.0
[INFO] [stderr]    Compiling marfil v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `VecDeque`
[INFO] [stdout]  --> src/ast.rs:1:42
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::{HashMap, HashSet, VecDeque};
[INFO] [stdout]   |                                          ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 33s
[INFO] running `Command { std: "docker" "inspect" "67f4a04a8a2c4b8b70e4351aa717b20901e17f193292c39fcf40e66c9d5d65ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67f4a04a8a2c4b8b70e4351aa717b20901e17f193292c39fcf40e66c9d5d65ee", kill_on_drop: false }`
[INFO] [stdout] 67f4a04a8a2c4b8b70e4351aa717b20901e17f193292c39fcf40e66c9d5d65ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] f6fa9173713b44b5d409ace4f8a84ede1c7441bc76ee8cca8596fecf9f593453
[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" "f6fa9173713b44b5d409ace4f8a84ede1c7441bc76ee8cca8596fecf9f593453", kill_on_drop: false }`
[INFO] [stderr]    Compiling marfil v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `VecDeque`
[INFO] [stdout]  --> src/ast.rs:1:42
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::{HashMap, HashSet, VecDeque};
[INFO] [stdout]   |                                          ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.71s
[INFO] running `Command { std: "docker" "inspect" "f6fa9173713b44b5d409ace4f8a84ede1c7441bc76ee8cca8596fecf9f593453", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6fa9173713b44b5d409ace4f8a84ede1c7441bc76ee8cca8596fecf9f593453", kill_on_drop: false }`
[INFO] [stdout] f6fa9173713b44b5d409ace4f8a84ede1c7441bc76ee8cca8596fecf9f593453
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 67ed6f5fc8949a50039c1b56d89d98e6df59b3571d8cfd8639e3406e79943f06
[INFO] running `Command { std: "docker" "start" "-a" "67ed6f5fc8949a50039c1b56d89d98e6df59b3571d8cfd8639e3406e79943f06", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `VecDeque`
[INFO] [stderr]  --> src/ast.rs:1:42
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::collections::{HashMap, HashSet, VecDeque};
[INFO] [stderr]   |                                          ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `marfil` (bin "marfil" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/marfil-18230a1ba5673ba3)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test some_programs ... ok
[INFO] [stdout] test specificity ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.22s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "67ed6f5fc8949a50039c1b56d89d98e6df59b3571d8cfd8639e3406e79943f06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67ed6f5fc8949a50039c1b56d89d98e6df59b3571d8cfd8639e3406e79943f06", kill_on_drop: false }`
[INFO] [stdout] 67ed6f5fc8949a50039c1b56d89d98e6df59b3571d8cfd8639e3406e79943f06