[INFO] cloning repository https://github.com/thejohncrafter/projets-2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thejohncrafter/projets-2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthejohncrafter%2Fprojets-2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthejohncrafter%2Fprojets-2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2c4525f5d241a67663a1f74f2326abd2890c44fa
[INFO] checking thejohncrafter/projets-2020 against master#4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 for pr-81174
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthejohncrafter%2Fprojets-2020" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/thejohncrafter/projets-2020 on toolchain 4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/thejohncrafter/projets-2020
[INFO] finished tweaking git repo https://github.com/thejohncrafter/projets-2020
[INFO] tweaked toml for git repo https://github.com/thejohncrafter/projets-2020 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/thejohncrafter/projets-2020 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 58346414134c434e90f62424cd2a7021fda10eab293a8038136fb70941304c19
[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" "58346414134c434e90f62424cd2a7021fda10eab293a8038136fb70941304c19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "58346414134c434e90f62424cd2a7021fda10eab293a8038136fb70941304c19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58346414134c434e90f62424cd2a7021fda10eab293a8038136fb70941304c19", kill_on_drop: false }`
[INFO] [stdout] 58346414134c434e90f62424cd2a7021fda10eab293a8038136fb70941304c19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] acc44a9bd452bff12a168484f845dd1aceb50cc557f8b96f14066c3f57d7ff23
[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" "acc44a9bd452bff12a168484f845dd1aceb50cc557f8b96f14066c3f57d7ff23", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling automata v0.1.0 (/opt/rustwide/workdir/automata)
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking parsergen v0.1.0 (/opt/rustwide/workdir/parsergen)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> parsergen/src/lexer/regexp.rs:78:14
[INFO] [stdout]    |
[INFO] [stdout] 78 |             };
[INFO] [stdout]    |              ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> parsergen/src/lexer/regexp.rs:78:14
[INFO] [stdout]    |
[INFO] [stdout] 78 |             };
[INFO] [stdout]    |              ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> parsergen/src/lexer/regexp.rs:78:14
[INFO] [stdout]    |
[INFO] [stdout] 78 |             };
[INFO] [stdout]    |              ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking parser v0.1.0 (/opt/rustwide/workdir/parser)
[INFO] [stderr]     Checking sim v0.1.0 (/opt/rustwide/workdir/sim)
[INFO] [stderr]     Checking ir v0.1.0 (/opt/rustwide/workdir/ir)
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> ir/src/ast_to_hir.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> ir/src/ast_to_hir.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::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: `reset`
[INFO] [stdout]   --> ir/src/ast_to_hir.rs:54:8
[INFO] [stdout]    |
[INFO] [stdout] 54 |     fn reset(&mut self) {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `emit_unique_gvar_name`
[INFO] [stdout]    --> ir/src/ast_to_hir.rs:214:8
[INFO] [stdout]     |
[INFO] [stdout] 214 |     fn emit_unique_gvar_name(&mut self, gvar: &String) -> String {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Punct`
[INFO] [stdout]   --> ir/src/lir/parsing.rs:11:6
[INFO] [stdout]    |
[INFO] [stdout] 11 | enum Punct {
[INFO] [stdout]    |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Token`
[INFO] [stdout]   --> ir/src/lir/parsing.rs:42:6
[INFO] [stdout]    |
[INFO] [stdout] 42 | enum Token {
[INFO] [stdout]    |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_lir`
[INFO] [stdout]   --> ir/src/lir/parsing.rs:49:8
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub fn parse_lir<'a>(file_name: &'a str, contents: &'a str) -> Result<Source, ReadError<'a>> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Punct`
[INFO] [stdout]   --> ir/src/hir/parsing.rs:11:6
[INFO] [stdout]    |
[INFO] [stdout] 11 | enum Punct {
[INFO] [stdout]    |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Token`
[INFO] [stdout]   --> ir/src/hir/parsing.rs:43:6
[INFO] [stdout]    |
[INFO] [stdout] 43 | enum Token {
[INFO] [stdout]    |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_hir`
[INFO] [stdout]   --> ir/src/hir/parsing.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub fn parse_hir<'a>(file_name: &'a str, contents: &'a str) -> Result<Source, ReadError<'a>> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reset`
[INFO] [stdout]   --> ir/src/ast_to_hir.rs:54:8
[INFO] [stdout]    |
[INFO] [stdout] 54 |     fn reset(&mut self) {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking compiler v0.1.0 (/opt/rustwide/workdir/compiler)
[INFO] [stdout] warning: associated function is never used: `emit_unique_gvar_name`
[INFO] [stdout]    --> ir/src/ast_to_hir.rs:214:8
[INFO] [stdout]     |
[INFO] [stdout] 214 |     fn emit_unique_gvar_name(&mut self, gvar: &String) -> String {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Punct`
[INFO] [stdout]   --> ir/src/lir/parsing.rs:11:6
[INFO] [stdout]    |
[INFO] [stdout] 11 | enum Punct {
[INFO] [stdout]    |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Token`
[INFO] [stdout]   --> ir/src/lir/parsing.rs:42:6
[INFO] [stdout]    |
[INFO] [stdout] 42 | enum Token {
[INFO] [stdout]    |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_lir`
[INFO] [stdout]   --> ir/src/lir/parsing.rs:49:8
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub fn parse_lir<'a>(file_name: &'a str, contents: &'a str) -> Result<Source, ReadError<'a>> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Punct`
[INFO] [stdout]   --> ir/src/hir/parsing.rs:11:6
[INFO] [stdout]    |
[INFO] [stdout] 11 | enum Punct {
[INFO] [stdout]    |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Token`
[INFO] [stdout]   --> ir/src/hir/parsing.rs:43:6
[INFO] [stdout]    |
[INFO] [stdout] 43 | enum Token {
[INFO] [stdout]    |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_hir`
[INFO] [stdout]   --> ir/src/hir/parsing.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub fn parse_hir<'a>(file_name: &'a str, contents: &'a str) -> Result<Source, ReadError<'a>> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::read_dir`
[INFO] [stdout]  --> compiler/src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fs::read_dir;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `parser::parse_and_type_file`
[INFO] [stdout]   --> compiler/src/main.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use parser::parse_and_type_file;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::read_dir`
[INFO] [stdout]  --> compiler/src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fs::read_dir;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `parser::parse_and_type_file`
[INFO] [stdout]   --> compiler/src/main.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use parser::parse_and_type_file;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> ir/src/ast_to_hir.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> ir/src/ast_to_hir.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::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: `reset`
[INFO] [stdout]   --> ir/src/ast_to_hir.rs:54:8
[INFO] [stdout]    |
[INFO] [stdout] 54 |     fn reset(&mut self) {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `emit_unique_gvar_name`
[INFO] [stdout]    --> ir/src/ast_to_hir.rs:214:8
[INFO] [stdout]     |
[INFO] [stdout] 214 |     fn emit_unique_gvar_name(&mut self, gvar: &String) -> String {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reset`
[INFO] [stdout]   --> ir/src/ast_to_hir.rs:54:8
[INFO] [stdout]    |
[INFO] [stdout] 54 |     fn reset(&mut self) {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `emit_unique_gvar_name`
[INFO] [stdout]    --> ir/src/ast_to_hir.rs:214:8
[INFO] [stdout]     |
[INFO] [stdout] 214 |     fn emit_unique_gvar_name(&mut self, gvar: &String) -> String {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `local`
[INFO] [stdout]   --> parser/src/typing/data.rs:71:12
[INFO] [stdout]    |
[INFO] [stdout] 71 |     pub fn local() -> Self {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_alive_in_env`
[INFO] [stdout]    --> parser/src/typing/data.rs:176:12
[INFO] [stdout]     |
[INFO] [stdout] 176 |     pub fn is_alive_in_env(&self, ident: &LocatedIdent<'a>) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `local`
[INFO] [stdout]   --> parser/src/typing/data.rs:71:12
[INFO] [stdout]    |
[INFO] [stdout] 71 |     pub fn local() -> Self {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_alive_in_env`
[INFO] [stdout]    --> parser/src/typing/data.rs:176:12
[INFO] [stdout]     |
[INFO] [stdout] 176 |     pub fn is_alive_in_env(&self, ident: &LocatedIdent<'a>) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 26s
[INFO] running `Command { std: "docker" "inspect" "acc44a9bd452bff12a168484f845dd1aceb50cc557f8b96f14066c3f57d7ff23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acc44a9bd452bff12a168484f845dd1aceb50cc557f8b96f14066c3f57d7ff23", kill_on_drop: false }`
[INFO] [stdout] acc44a9bd452bff12a168484f845dd1aceb50cc557f8b96f14066c3f57d7ff23