[INFO] cloning repository https://github.com/narayn60/matasano-solutions [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/narayn60/matasano-solutions" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnarayn60%2Fmatasano-solutions", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnarayn60%2Fmatasano-solutions'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4678796bdf6fe38a121eaae4e6c4fa2354a1fb9b [INFO] checking narayn60/matasano-solutions against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnarayn60%2Fmatasano-solutions" "/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/narayn60/matasano-solutions on toolchain 36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/narayn60/matasano-solutions [INFO] finished tweaking git repo https://github.com/narayn60/matasano-solutions [INFO] tweaked toml for git repo https://github.com/narayn60/matasano-solutions written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/narayn60/matasano-solutions already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: path `/workspace/builds/worker-4/source/src/Set1.rs` was erroneously implicitly accepted for binary `Set1`, [INFO] [stderr] please set bin.path in Cargo.toml [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" "rustops/crates-build-env@sha256:ce6408862c0f4858e6cd2b85b2cf085ff7d0d6323904d0a94b71664a228554ab" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--no-deps" "--format-version=1", 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] 76156fb2a125ba9909bcc3c7d4d7eb642c62f5e64ad5412660661140c6eac563 [INFO] running `Command { std: "docker" "start" "-a" "76156fb2a125ba9909bcc3c7d4d7eb642c62f5e64ad5412660661140c6eac563", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "76156fb2a125ba9909bcc3c7d4d7eb642c62f5e64ad5412660661140c6eac563", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "76156fb2a125ba9909bcc3c7d4d7eb642c62f5e64ad5412660661140c6eac563", kill_on_drop: false }` [INFO] [stdout] 76156fb2a125ba9909bcc3c7d4d7eb642c62f5e64ad5412660661140c6eac563 [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" "rustops/crates-build-env@sha256:ce6408862c0f4858e6cd2b85b2cf085ff7d0d6323904d0a94b71664a228554ab" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] a7b2365a1f0860eac1148d600e831be0d847cf1359d2daf73451871c050986d2 [INFO] running `Command { std: "docker" "start" "-a" "a7b2365a1f0860eac1148d600e831be0d847cf1359d2daf73451871c050986d2", kill_on_drop: false }` [INFO] [stderr] warning: path `/opt/rustwide/workdir/src/Set1.rs` was erroneously implicitly accepted for binary `Set1`, [INFO] [stderr] please set bin.path in Cargo.toml [INFO] [stderr] Checking Set1 v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] error: expected identifier, found keyword `mod` [INFO] [stdout] --> src/Set1.rs:3:25 [INFO] [stdout] | [INFO] [stdout] 3 | use serialize::base64::{mod, ToBase64}; [INFO] [stdout] | ^^^ expected identifier, found keyword [INFO] [stdout] | [INFO] [stdout] help: you can escape reserved keywords to use them as identifiers [INFO] [stdout] | [INFO] [stdout] 3 | use serialize::base64::{r#mod, ToBase64}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: expected identifier, found keyword `mod` [INFO] [stdout] --> src/Set1.rs:3:25 [INFO] [stdout] | [INFO] [stdout] 3 | use serialize::base64::{mod, ToBase64}; [INFO] [stdout] | ^^^ expected identifier, found keyword [INFO] [stdout] | [INFO] [stdout] help: you can escape reserved keywords to use them as identifiers [INFO] [stdout] | [INFO] [stdout] 3 | use serialize::base64::{r#mod, ToBase64}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0463]: can't find crate for `serialize` [INFO] [stdout] --> src/Set1.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | extern crate serialize; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0463]: can't find crate for `serialize` [INFO] [stdout] --> src/Set1.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | extern crate serialize; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0463`. [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0463`. [INFO] [stdout] [INFO] [stderr] error: could not compile `Set1` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "a7b2365a1f0860eac1148d600e831be0d847cf1359d2daf73451871c050986d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a7b2365a1f0860eac1148d600e831be0d847cf1359d2daf73451871c050986d2", kill_on_drop: false }` [INFO] [stdout] a7b2365a1f0860eac1148d600e831be0d847cf1359d2daf73451871c050986d2