[INFO] cloning repository https://github.com/mozilla/rust-size
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mozilla/rust-size" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmozilla%2Frust-size", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmozilla%2Frust-size'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 89d4217e6686e727a51a7e1482796c172d6d1609
[INFO] checking mozilla/rust-size against master#db870ea71b6dcc7a91b999420b88f41d3cdd13e1 for pr-75192
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmozilla%2Frust-size" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mozilla/rust-size on toolchain db870ea71b6dcc7a91b999420b88f41d3cdd13e1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db870ea71b6dcc7a91b999420b88f41d3cdd13e1" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mozilla/rust-size
[INFO] finished tweaking git repo https://github.com/mozilla/rust-size
[INFO] tweaked toml for git repo https://github.com/mozilla/rust-size written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/mozilla/rust-size already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db870ea71b6dcc7a91b999420b88f41d3cdd13e1" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+db870ea71b6dcc7a91b999420b88f41d3cdd13e1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 94aa6c927a0dec09dc9ba14d38e1d05d00ef687f586ebd8155fcec8180cf3752
[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" "94aa6c927a0dec09dc9ba14d38e1d05d00ef687f586ebd8155fcec8180cf3752", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "94aa6c927a0dec09dc9ba14d38e1d05d00ef687f586ebd8155fcec8180cf3752", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94aa6c927a0dec09dc9ba14d38e1d05d00ef687f586ebd8155fcec8180cf3752", kill_on_drop: false }`
[INFO] [stdout] 94aa6c927a0dec09dc9ba14d38e1d05d00ef687f586ebd8155fcec8180cf3752
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+db870ea71b6dcc7a91b999420b88f41d3cdd13e1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 93605cc4678d9807f06615a6f5b7f1b2db06c12c4255b3a8c81f1101afc0b3a5
[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" "93605cc4678d9807f06615a6f5b7f1b2db06c12c4255b3a8c81f1101afc0b3a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling cc v1.0.15
[INFO] [stderr]     Checking cfg-if v0.1.3
[INFO] [stderr]     Checking rustc-demangle v0.1.8
[INFO] [stderr]     Checking serde v1.0.47
[INFO] [stderr]     Checking itoa v0.4.1
[INFO] [stderr]     Checking dtoa v0.4.2
[INFO] [stderr]     Checking memmap v0.6.2
[INFO] [stderr]    Compiling synstructure v0.6.1
[INFO] [stderr]     Checking log v0.4.1
[INFO] [stderr]    Compiling proc-macro2 v0.3.8
[INFO] [stderr]    Compiling failure_derive v0.1.1
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]    Compiling syn v0.13.7
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]    Compiling scroll_derive v0.9.3
[INFO] [stderr]    Compiling serde_derive v1.0.47
[INFO] [stderr]     Checking serde_json v1.0.17
[INFO] [stderr]     Checking scroll v0.9.0
[INFO] [stderr]     Checking goblin v0.0.15
[INFO] [stderr]     Checking backtrace v0.3.7
[INFO] [stderr]     Checking failure v0.1.1
[INFO] [stderr]     Checking rust-size v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 00s
[INFO] running `Command { std: "docker" "inspect" "93605cc4678d9807f06615a6f5b7f1b2db06c12c4255b3a8c81f1101afc0b3a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93605cc4678d9807f06615a6f5b7f1b2db06c12c4255b3a8c81f1101afc0b3a5", kill_on_drop: false }`
[INFO] [stdout] 93605cc4678d9807f06615a6f5b7f1b2db06c12c4255b3a8c81f1101afc0b3a5