[INFO] fetching crate sourcemap 7.0.1...
[INFO] checking sourcemap-7.0.1 against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-2
[INFO] extracting crate sourcemap 7.0.1 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate sourcemap 7.0.1 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 crates.io crate sourcemap 7.0.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate sourcemap 7.0.1
[INFO] tweaked toml for crates.io crate sourcemap 7.0.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate sourcemap 7.0.1 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]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde v1.0.192
[INFO] [stderr]   Downloaded scroll_derive v0.10.5
[INFO] [stderr]   Downloaded serde_derive v1.0.192
[INFO] [stderr]   Downloaded if_chain v1.0.2
[INFO] [stderr]   Downloaded debugid v0.8.0
[INFO] [stderr]   Downloaded vlq v0.5.1
[INFO] [stderr]   Downloaded magic_string v0.3.4
[INFO] [stderr]   Downloaded scroll v0.10.2
[INFO] [stderr]   Downloaded unicode-id v0.3.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] f783e489b90ed6c66377c64e2ba5fdbc7842427bfc05a68fea047a79c93ba030
[INFO] running `Command { std: "docker" "start" "-a" "f783e489b90ed6c66377c64e2ba5fdbc7842427bfc05a68fea047a79c93ba030", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f783e489b90ed6c66377c64e2ba5fdbc7842427bfc05a68fea047a79c93ba030", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f783e489b90ed6c66377c64e2ba5fdbc7842427bfc05a68fea047a79c93ba030", kill_on_drop: false }`
[INFO] [stdout] f783e489b90ed6c66377c64e2ba5fdbc7842427bfc05a68fea047a79c93ba030
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0efe375e1921e4257b7e0ab95fd9467c0e559cc7955892dace4062e7dc84c8f1
[INFO] running `Command { std: "docker" "start" "-a" "0efe375e1921e4257b7e0ab95fd9467c0e559cc7955892dace4062e7dc84c8f1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]    Compiling serde v1.0.192
[INFO] [stderr]    Compiling rustix v0.38.21
[INFO] [stderr]     Checking linux-raw-sys v0.4.11
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling serde_json v1.0.108
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking uuid v1.5.0
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]     Checking vlq v0.5.1
[INFO] [stderr]     Checking unicode-id v0.3.4
[INFO] [stderr]     Checking if_chain v1.0.2
[INFO] [stderr]     Checking bit-set v0.5.3
[INFO] [stderr]     Checking getrandom v0.2.11
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand_xorshift v0.3.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking regex-automata v0.4.3
[INFO] [stderr]    Compiling serde_derive v1.0.192
[INFO] [stderr]     Checking tempfile v3.8.1
[INFO] [stderr]     Checking rusty-fork v0.3.0
[INFO] [stderr]     Checking proptest v1.4.0
[INFO] [stderr]     Checking regex v1.10.2
[INFO] [stderr]     Checking debugid v0.8.0
[INFO] [stderr]     Checking magic_string v0.3.4
[INFO] [stderr]     Checking sourcemap v7.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `AsRef` is imported redundantly
[INFO] [stdout]  --> src/builder.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::convert::AsRef;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `AsRef` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `AsRef` is imported redundantly
[INFO] [stdout]  --> src/builder.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::convert::AsRef;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `AsRef` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` 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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.17s
[INFO] running `Command { std: "docker" "inspect" "0efe375e1921e4257b7e0ab95fd9467c0e559cc7955892dace4062e7dc84c8f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0efe375e1921e4257b7e0ab95fd9467c0e559cc7955892dace4062e7dc84c8f1", kill_on_drop: false }`
[INFO] [stdout] 0efe375e1921e4257b7e0ab95fd9467c0e559cc7955892dace4062e7dc84c8f1