[INFO] fetching crate antimony-lang 0.7.0...
[INFO] checking antimony-lang-0.7.0 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] extracting crate antimony-lang 0.7.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate antimony-lang 0.7.0 on toolchain c2f2db79ca3024f68d22b45aa22b570775c2c4ad
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate antimony-lang 0.7.0
[INFO] finished tweaking crates.io crate antimony-lang 0.7.0
[INFO] tweaked toml for crates.io crate antimony-lang 0.7.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate antimony-lang 0.7.0 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" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rust-embed-utils v5.1.0
[INFO] [stderr]   Downloaded quote v1.0.7
[INFO] [stderr]   Downloaded inkwell_internals v0.3.0
[INFO] [stderr]   Downloaded rust-embed-impl v5.9.0
[INFO] [stderr]   Downloaded walkdir v2.3.1
[INFO] [stderr]   Downloaded hermit-abi v0.1.17
[INFO] [stderr]   Downloaded either v1.6.1
[INFO] [stderr]   Downloaded qbe v1.0.0
[INFO] [stderr]   Downloaded once_cell v1.5.2
[INFO] [stderr]   Downloaded llvm-sys v100.2.0
[INFO] [stderr]   Downloaded memchr v2.4.0
[INFO] [stderr]   Downloaded inkwell v0.1.0-beta.2
[INFO] [stderr]   Downloaded regex-syntax v0.6.25
[INFO] [stderr]   Downloaded libc v0.2.81
[INFO] [stderr]   Downloaded syn v1.0.53
[INFO] [stderr]   Downloaded regex v1.5.5
[INFO] [stderr]   Downloaded rust-embed v5.9.0
[INFO] [stderr]   Downloaded heck v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b3e6847bdbd190b4586102c9843870892adfe9dec97fec15c94e9d67bd7bd372
[INFO] running `Command { std: "docker" "start" "-a" "b3e6847bdbd190b4586102c9843870892adfe9dec97fec15c94e9d67bd7bd372", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b3e6847bdbd190b4586102c9843870892adfe9dec97fec15c94e9d67bd7bd372", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3e6847bdbd190b4586102c9843870892adfe9dec97fec15c94e9d67bd7bd372", kill_on_drop: false }`
[INFO] [stdout] b3e6847bdbd190b4586102c9843870892adfe9dec97fec15c94e9d67bd7bd372
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 79686689a4e0f83265879147e10de5e42e869413377252ca28ed25f449e3a5e7
[INFO] running `Command { std: "docker" "start" "-a" "79686689a4e0f83265879147e10de5e42e869413377252ca28ed25f449e3a5e7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling syn v1.0.53
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]     Checking qbe v1.0.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling rust-embed-utils v5.1.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking regex v1.5.5
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling rust-embed-impl v5.9.0
[INFO] [stderr]     Checking rust-embed v5.9.0
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stderr]     Checking antimony-lang v0.7.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `path` is never read
[INFO] [stdout]   --> src/ast/mod.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub struct Module {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 29 |     pub path: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Module` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `path` is never read
[INFO] [stdout]   --> src/ast/mod.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub struct Module {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 29 |     pub path: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Module` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.16s
[INFO] running `Command { std: "docker" "inspect" "79686689a4e0f83265879147e10de5e42e869413377252ca28ed25f449e3a5e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79686689a4e0f83265879147e10de5e42e869413377252ca28ed25f449e3a5e7", kill_on_drop: false }`
[INFO] [stdout] 79686689a4e0f83265879147e10de5e42e869413377252ca28ed25f449e3a5e7
[INFO] checking antimony-lang-0.7.0 against try#9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88 for pr-124157
[INFO] extracting crate antimony-lang 0.7.0 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate antimony-lang 0.7.0 on toolchain 9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate antimony-lang 0.7.0
[INFO] finished tweaking crates.io crate antimony-lang 0.7.0
[INFO] tweaked toml for crates.io crate antimony-lang 0.7.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate antimony-lang 0.7.0 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" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e55d0c285db89d715fe02517410699525f14d8ceded406ea65a496f6be4b0b03
[INFO] running `Command { std: "docker" "start" "-a" "e55d0c285db89d715fe02517410699525f14d8ceded406ea65a496f6be4b0b03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e55d0c285db89d715fe02517410699525f14d8ceded406ea65a496f6be4b0b03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e55d0c285db89d715fe02517410699525f14d8ceded406ea65a496f6be4b0b03", kill_on_drop: false }`
[INFO] [stdout] e55d0c285db89d715fe02517410699525f14d8ceded406ea65a496f6be4b0b03
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e735486b53448f996a5a9d19a34d98847e2eb9a6a680bfe9462b21c661673c2e
[INFO] running `Command { std: "docker" "start" "-a" "e735486b53448f996a5a9d19a34d98847e2eb9a6a680bfe9462b21c661673c2e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling syn v1.0.53
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking qbe v1.0.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling rust-embed-utils v5.1.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking regex v1.5.5
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling rust-embed-impl v5.9.0
[INFO] [stderr]     Checking rust-embed v5.9.0
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stderr]     Checking antimony-lang v0.7.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `path` is never read
[INFO] [stdout]   --> src/ast/mod.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub struct Module {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 29 |     pub path: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Module` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `path` is never read
[INFO] [stdout]   --> src/ast/mod.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub struct Module {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 29 |     pub path: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Module` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.22s
[INFO] running `Command { std: "docker" "inspect" "e735486b53448f996a5a9d19a34d98847e2eb9a6a680bfe9462b21c661673c2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e735486b53448f996a5a9d19a34d98847e2eb9a6a680bfe9462b21c661673c2e", kill_on_drop: false }`
[INFO] [stdout] e735486b53448f996a5a9d19a34d98847e2eb9a6a680bfe9462b21c661673c2e
