[INFO] cloning repository https://github.com/jamesmunns/deser_n [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jamesmunns/deser_n" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjamesmunns%2Fdeser_n", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjamesmunns%2Fdeser_n'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3a79f2b4a0c6a26dd44a802f2c5f69b78dc04c62 [INFO] checking jamesmunns/deser_n against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-4 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjamesmunns%2Fdeser_n" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jamesmunns/deser_n on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jamesmunns/deser_n [INFO] finished tweaking git repo https://github.com/jamesmunns/deser_n [INFO] tweaked toml for git repo https://github.com/jamesmunns/deser_n written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/jamesmunns/deser_n 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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "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] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 00b31aa40518c2ca5eb70cc66038c67bdd82c713cd135cffa94e84046f6c69c5 [INFO] running `Command { std: "docker" "start" "-a" "00b31aa40518c2ca5eb70cc66038c67bdd82c713cd135cffa94e84046f6c69c5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "00b31aa40518c2ca5eb70cc66038c67bdd82c713cd135cffa94e84046f6c69c5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "00b31aa40518c2ca5eb70cc66038c67bdd82c713cd135cffa94e84046f6c69c5", kill_on_drop: false }` [INFO] [stdout] 00b31aa40518c2ca5eb70cc66038c67bdd82c713cd135cffa94e84046f6c69c5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7be0f9bbb22c08f4c8fbf4145ab2eb5e26ca873fc5031149880904d0fc180b62 [INFO] running `Command { std: "docker" "start" "-a" "7be0f9bbb22c08f4c8fbf4145ab2eb5e26ca873fc5031149880904d0fc180b62", kill_on_drop: false }` [INFO] [stderr] Checking deser_n v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0599]: no method named `len` found for type parameter `T` in the current scope [INFO] [stdout] --> src/main.rs:62:43 [INFO] [stdout] | [INFO] [stdout] 57 | impl Field { [INFO] [stdout] | - method `len` not found for this type parameter [INFO] [stdout] ... [INFO] [stdout] 62 | if b as usize <= self.rawdata.len() { [INFO] [stdout] | ^^^ method not found in `T` [INFO] [stdout] | [INFO] [stdout] = help: items from traits can only be used if the type parameter is bounded by the trait [INFO] [stdout] help: the following trait defines an item `len`, perhaps you need to restrict type parameter `T` with it: [INFO] [stdout] | [INFO] [stdout] 57 | impl Field { [INFO] [stdout] | +++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0608]: cannot index into a value of type `T` [INFO] [stdout] --> src/main.rs:71:21 [INFO] [stdout] | [INFO] [stdout] 71 | self.rawdata[self.cursize as usize] = b; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `len` found for type parameter `T` in the current scope [INFO] [stdout] --> src/main.rs:62:43 [INFO] [stdout] | [INFO] [stdout] 57 | impl Field { [INFO] [stdout] | - method `len` not found for this type parameter [INFO] [stdout] ... [INFO] [stdout] 62 | if b as usize <= self.rawdata.len() { [INFO] [stdout] | ^^^ method not found in `T` [INFO] [stdout] | [INFO] [stdout] = help: items from traits can only be used if the type parameter is bounded by the trait [INFO] [stdout] help: the following trait defines an item `len`, perhaps you need to restrict type parameter `T` with it: [INFO] [stdout] | [INFO] [stdout] 57 | impl Field { [INFO] [stdout] | +++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0608]: cannot index into a value of type `T` [INFO] [stdout] --> src/main.rs:71:21 [INFO] [stdout] | [INFO] [stdout] 71 | self.rawdata[self.cursize as usize] = b; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0599, E0608. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0599`. [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0599, E0608. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0599`. [INFO] [stdout] [INFO] [stderr] error: could not compile `deser_n` (bin "deser_n") due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `deser_n` (bin "deser_n" test) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "7be0f9bbb22c08f4c8fbf4145ab2eb5e26ca873fc5031149880904d0fc180b62", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7be0f9bbb22c08f4c8fbf4145ab2eb5e26ca873fc5031149880904d0fc180b62", kill_on_drop: false }` [INFO] [stdout] 7be0f9bbb22c08f4c8fbf4145ab2eb5e26ca873fc5031149880904d0fc180b62 [INFO] checking jamesmunns/deser_n against try#36dbcaee1a55543dfc181be52a69d99ff46ff62f for pr-122960-4 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjamesmunns%2Fdeser_n" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jamesmunns/deser_n on toolchain 36dbcaee1a55543dfc181be52a69d99ff46ff62f [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jamesmunns/deser_n [INFO] finished tweaking git repo https://github.com/jamesmunns/deser_n [INFO] tweaked toml for git repo https://github.com/jamesmunns/deser_n written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/jamesmunns/deser_n 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" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b7f1d48cae7485ea97ad55d91244135d11593044b02be131ddf7ff6809ca45d6 [INFO] running `Command { std: "docker" "start" "-a" "b7f1d48cae7485ea97ad55d91244135d11593044b02be131ddf7ff6809ca45d6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b7f1d48cae7485ea97ad55d91244135d11593044b02be131ddf7ff6809ca45d6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b7f1d48cae7485ea97ad55d91244135d11593044b02be131ddf7ff6809ca45d6", kill_on_drop: false }` [INFO] [stdout] b7f1d48cae7485ea97ad55d91244135d11593044b02be131ddf7ff6809ca45d6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f908a82828180b72a064b216674d24e690c50bea2c62b9098c8792d1fe36ca89 [INFO] running `Command { std: "docker" "start" "-a" "f908a82828180b72a064b216674d24e690c50bea2c62b9098c8792d1fe36ca89", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] no edition found in manifest, probably 2015, skipping [INFO] running `Command { std: "docker" "inspect" "f908a82828180b72a064b216674d24e690c50bea2c62b9098c8792d1fe36ca89", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f908a82828180b72a064b216674d24e690c50bea2c62b9098c8792d1fe36ca89", kill_on_drop: false }` [INFO] [stdout] f908a82828180b72a064b216674d24e690c50bea2c62b9098c8792d1fe36ca89