[INFO] cloning repository https://github.com/vlad-ursu/RustSimpleVM
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vlad-ursu/RustSimpleVM" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvlad-ursu%2FRustSimpleVM", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvlad-ursu%2FRustSimpleVM'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvlad-ursu%2FRustSimpleVM: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 1)
[INFO] cloning repository https://github.com/vlad-ursu/RustSimpleVM
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vlad-ursu/RustSimpleVM" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvlad-ursu%2FRustSimpleVM", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvlad-ursu%2FRustSimpleVM'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvlad-ursu%2FRustSimpleVM: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 2)
[INFO] cloning repository https://github.com/vlad-ursu/RustSimpleVM
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vlad-ursu/RustSimpleVM" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvlad-ursu%2FRustSimpleVM", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvlad-ursu%2FRustSimpleVM'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvlad-ursu%2FRustSimpleVM: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 3)
[INFO] cloning repository https://github.com/vlad-ursu/RustSimpleVM
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vlad-ursu/RustSimpleVM" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvlad-ursu%2FRustSimpleVM", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvlad-ursu%2FRustSimpleVM'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvlad-ursu%2FRustSimpleVM: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 4)
[INFO] cloning repository https://github.com/vlad-ursu/RustSimpleVM
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vlad-ursu/RustSimpleVM" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvlad-ursu%2FRustSimpleVM", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvlad-ursu%2FRustSimpleVM'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 53ce220c45e75c9b51083f21d69a4cb3031845d2
[INFO] checking vlad-ursu/RustSimpleVM against master#f9515fdd5aa132e27d9b580a35b27f4b453251c1 for pr-125923
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvlad-ursu%2FRustSimpleVM" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/vlad-ursu/RustSimpleVM on toolchain f9515fdd5aa132e27d9b580a35b27f4b453251c1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9515fdd5aa132e27d9b580a35b27f4b453251c1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/vlad-ursu/RustSimpleVM
[INFO] finished tweaking git repo https://github.com/vlad-ursu/RustSimpleVM
[INFO] tweaked toml for git repo https://github.com/vlad-ursu/RustSimpleVM written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/vlad-ursu/RustSimpleVM 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" "+f9515fdd5aa132e27d9b580a35b27f4b453251c1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+f9515fdd5aa132e27d9b580a35b27f4b453251c1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9375a640add64b1b3f23c8eac4fe5b1c3fc35a2f37758cd3ac26ece9f8fb0f57
[INFO] running `Command { std: "docker" "start" "-a" "9375a640add64b1b3f23c8eac4fe5b1c3fc35a2f37758cd3ac26ece9f8fb0f57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9375a640add64b1b3f23c8eac4fe5b1c3fc35a2f37758cd3ac26ece9f8fb0f57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9375a640add64b1b3f23c8eac4fe5b1c3fc35a2f37758cd3ac26ece9f8fb0f57", kill_on_drop: false }`
[INFO] [stdout] 9375a640add64b1b3f23c8eac4fe5b1c3fc35a2f37758cd3ac26ece9f8fb0f57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid" "-e" "RUSTDOCFLAGS=--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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+f9515fdd5aa132e27d9b580a35b27f4b453251c1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c4ca787c744cad40ba6d28dd16b80a1544605b0e79b8183179f1c7bb308d974f
[INFO] running `Command { std: "docker" "start" "-a" "c4ca787c744cad40ba6d28dd16b80a1544605b0e79b8183179f1c7bb308d974f", kill_on_drop: false }`
[INFO] [stderr]     Checking rust-learning v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/vm/mod.rs:41:42
[INFO] [stdout]    |
[INFO] [stdout] 41 |                         Err(e) => panic!(e)
[INFO] [stdout]    |                                          ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]    |
[INFO] [stdout] 41 |                         Err(e) => panic!("{}", e)
[INFO] [stdout]    |                                          +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/vm/mod.rs:72:30
[INFO] [stdout]    |
[INFO] [stdout] 72 |             Err(e) => panic!(e)
[INFO] [stdout]    |                              ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]    |
[INFO] [stdout] 72 |             Err(e) => panic!("{}", e)
[INFO] [stdout]    |                              +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/vm/mod.rs:117:42
[INFO] [stdout]     |
[INFO] [stdout] 117 |                         Err(e) => panic!(e)
[INFO] [stdout]     |                                          ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 117 |                         Err(e) => panic!("{}", e)
[INFO] [stdout]     |                                          +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/vm/mod.rs:163:42
[INFO] [stdout]     |
[INFO] [stdout] 163 |                         Err(e) => panic!(e)
[INFO] [stdout]     |                                          ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 163 |                         Err(e) => panic!("{}", e)
[INFO] [stdout]     |                                          +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/vm/mod.rs:41:42
[INFO] [stdout]    |
[INFO] [stdout] 41 |                         Err(e) => panic!(e)
[INFO] [stdout]    |                                          ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]    |
[INFO] [stdout] 41 |                         Err(e) => panic!("{}", e)
[INFO] [stdout]    |                                          +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/vm/mod.rs:72:30
[INFO] [stdout]    |
[INFO] [stdout] 72 |             Err(e) => panic!(e)
[INFO] [stdout]    |                              ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]    |
[INFO] [stdout] 72 |             Err(e) => panic!("{}", e)
[INFO] [stdout]    |                              +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/vm/mod.rs:117:42
[INFO] [stdout]     |
[INFO] [stdout] 117 |                         Err(e) => panic!(e)
[INFO] [stdout]     |                                          ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 117 |                         Err(e) => panic!("{}", e)
[INFO] [stdout]     |                                          +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/vm/mod.rs:163:42
[INFO] [stdout]     |
[INFO] [stdout] 163 |                         Err(e) => panic!(e)
[INFO] [stdout]     |                                          ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 163 |                         Err(e) => panic!("{}", e)
[INFO] [stdout]     |                                          +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "c4ca787c744cad40ba6d28dd16b80a1544605b0e79b8183179f1c7bb308d974f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4ca787c744cad40ba6d28dd16b80a1544605b0e79b8183179f1c7bb308d974f", kill_on_drop: false }`
[INFO] [stdout] c4ca787c744cad40ba6d28dd16b80a1544605b0e79b8183179f1c7bb308d974f
[INFO] checking vlad-ursu/RustSimpleVM against try#71235522a9cf955f6b7ff56c0bfb2651ecd0180b for pr-125923
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvlad-ursu%2FRustSimpleVM" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] fatal: could not create leading directories of '/workspace/builds/worker-4-tc2/source': No space left on device
[INFO] checking vlad-ursu/RustSimpleVM against try#71235522a9cf955f6b7ff56c0bfb2651ecd0180b for pr-125923
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvlad-ursu%2FRustSimpleVM" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] fatal: could not create leading directories of '/workspace/builds/worker-4-tc2/source': No space left on device
[INFO] checking vlad-ursu/RustSimpleVM against try#71235522a9cf955f6b7ff56c0bfb2651ecd0180b for pr-125923
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvlad-ursu%2FRustSimpleVM" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] fatal: could not create leading directories of '/workspace/builds/worker-4-tc2/source': No space left on device
[INFO] checking vlad-ursu/RustSimpleVM against try#71235522a9cf955f6b7ff56c0bfb2651ecd0180b for pr-125923
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvlad-ursu%2FRustSimpleVM" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] fatal: could not create leading directories of '/workspace/builds/worker-4-tc2/source': No space left on device
[INFO] checking vlad-ursu/RustSimpleVM against try#71235522a9cf955f6b7ff56c0bfb2651ecd0180b for pr-125923
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvlad-ursu%2FRustSimpleVM" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] fatal: could not create leading directories of '/workspace/builds/worker-4-tc2/source': No space left on device
[ERROR] this task or one of its parent failed!
[ERROR] failed to checkout https://github.com/vlad-ursu/RustSimpleVM
[ERROR] caused by: command failed: exit status: 128
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.