[INFO] cloning repository https://github.com/Elekrisk/shale
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Elekrisk/shale" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FElekrisk%2Fshale", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FElekrisk%2Fshale'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ee28b296636f35f7269a1d8a3ba474e519354cb2
[INFO] checking Elekrisk/shale against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FElekrisk%2Fshale" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Elekrisk/shale 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/Elekrisk/shale
[INFO] finished tweaking git repo https://github.com/Elekrisk/shale
[INFO] tweaked toml for git repo https://github.com/Elekrisk/shale written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/Elekrisk/shale 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0683bc3c0d1f840164c17ee0c2a37df8ee1d3fcd4dcd729067385d7e61bc3fcc
[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" "0683bc3c0d1f840164c17ee0c2a37df8ee1d3fcd4dcd729067385d7e61bc3fcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0683bc3c0d1f840164c17ee0c2a37df8ee1d3fcd4dcd729067385d7e61bc3fcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0683bc3c0d1f840164c17ee0c2a37df8ee1d3fcd4dcd729067385d7e61bc3fcc", kill_on_drop: false }`
[INFO] [stdout] 0683bc3c0d1f840164c17ee0c2a37df8ee1d3fcd4dcd729067385d7e61bc3fcc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 522acb5a4cd9c777a6c1003b9b4af5a7f3b4d8de08900a3f930e62f6e894d33e
[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" "522acb5a4cd9c777a6c1003b9b4af5a7f3b4d8de08900a3f930e62f6e894d33e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling peg-runtime v0.6.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.3.1
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling peg-macros v0.6.3
[INFO] [stderr]     Checking peg v0.6.3
[INFO] [stderr]     Checking shale v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `any::type_name`
[INFO] [stdout]  --> src/types.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{any::type_name, collections::HashMap};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `any::type_name`
[INFO] [stdout]  --> src/types.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{any::type_name, collections::HashMap};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/ast.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn new(row: usize, col: usize) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ConcreteLocation`
[INFO] [stdout]   --> src/ast.rs:58:5
[INFO] [stdout]    |
[INFO] [stdout] 58 |     ConcreteLocation(ConcreteLocation),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Splat`
[INFO] [stdout]    --> src/ast.rs:212:5
[INFO] [stdout]     |
[INFO] [stdout] 212 |     Splat(Box<Expression>),
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `BitAnd`
[INFO] [stdout]    --> src/ast.rs:244:5
[INFO] [stdout]     |
[INFO] [stdout] 244 |     BitAnd,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Type`
[INFO] [stdout]  --> src/types.rs:7:10
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub enum Type {
[INFO] [stdout]   |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_size`
[INFO] [stdout]   --> src/types.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn get_size(&self, types: &HashMap<TypeID, Type>) -> Result<usize, String> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_align`
[INFO] [stdout]   --> src/types.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn get_align(&self, types: &HashMap<TypeID, Type>) -> Result<usize, String> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_stride`
[INFO] [stdout]   --> src/types.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn get_stride(&self, types: &HashMap<TypeID, Type>) -> Result<usize, String> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `ConcreteStructType`
[INFO] [stdout]   --> src/types.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct ConcreteStructType {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_size`
[INFO] [stdout]   --> src/types.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn get_size(&self, types: &HashMap<TypeID, Type>) -> Result<usize, String> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_align`
[INFO] [stdout]   --> src/types.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 46 |     pub fn get_align(&self, types: &HashMap<TypeID, Type>) -> Result<usize, String> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `to_row_col`
[INFO] [stdout]   --> src/main.rs:18:4
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn to_row_col(index: usize) -> (usize, usize) {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/ast.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn new(row: usize, col: usize) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ConcreteLocation`
[INFO] [stdout]   --> src/ast.rs:58:5
[INFO] [stdout]    |
[INFO] [stdout] 58 |     ConcreteLocation(ConcreteLocation),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Splat`
[INFO] [stdout]    --> src/ast.rs:212:5
[INFO] [stdout]     |
[INFO] [stdout] 212 |     Splat(Box<Expression>),
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `BitAnd`
[INFO] [stdout]    --> src/ast.rs:244:5
[INFO] [stdout]     |
[INFO] [stdout] 244 |     BitAnd,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Type`
[INFO] [stdout]  --> src/types.rs:7:10
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub enum Type {
[INFO] [stdout]   |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_size`
[INFO] [stdout]   --> src/types.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn get_size(&self, types: &HashMap<TypeID, Type>) -> Result<usize, String> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_align`
[INFO] [stdout]   --> src/types.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn get_align(&self, types: &HashMap<TypeID, Type>) -> Result<usize, String> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_stride`
[INFO] [stdout]   --> src/types.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn get_stride(&self, types: &HashMap<TypeID, Type>) -> Result<usize, String> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `ConcreteStructType`
[INFO] [stdout]   --> src/types.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct ConcreteStructType {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_size`
[INFO] [stdout]   --> src/types.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn get_size(&self, types: &HashMap<TypeID, Type>) -> Result<usize, String> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_align`
[INFO] [stdout]   --> src/types.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 46 |     pub fn get_align(&self, types: &HashMap<TypeID, Type>) -> Result<usize, String> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `to_row_col`
[INFO] [stdout]   --> src/main.rs:18:4
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn to_row_col(index: usize) -> (usize, usize) {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.40s
[INFO] running `Command { std: "docker" "inspect" "522acb5a4cd9c777a6c1003b9b4af5a7f3b4d8de08900a3f930e62f6e894d33e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "522acb5a4cd9c777a6c1003b9b4af5a7f3b4d8de08900a3f930e62f6e894d33e", kill_on_drop: false }`
[INFO] [stdout] 522acb5a4cd9c777a6c1003b9b4af5a7f3b4d8de08900a3f930e62f6e894d33e